Document:

EXHIBIT 4.28

 

AMENDMENT NO. 4 TO

PLACEMENT AGENCY AGREEMENT

 

This Amendment No.
4 to the Placement Agency Agreement (“Forth Amendment”) is entered into as of the 31st day of August
2012, by and between Eagleford Energy Inc., an Ontario, Canada corporation (the “Company”), and Gottbetter Capital
Markets, LLC (“Markets”), and amends that certain Placement Agency Agreement, dated as of March 12, 2012, as
previously amended on April 13, 2012 and July 17, 2012 and August 14, 2012 (hereinafter collectively referred to as the “PAA”).
Capitalized terms used and not otherwise defined herein shall have the meanings ascribed to such terms in the PAA.

 

1.          The
Parties to the PAA hereby amend and restate in its entirety the third paragraph of the PAA to read as follows:

 

“The
Placement Agent shall accept subscriptions only from (i) persons or entities who qualify as “accredited investors,”
as such term is defined in Rule 501 of Regulation D (“Regulation D”) as promulgated by the United States Securities
and Exchange Commission (the “SEC”) under Section 4(2) of the Securities Act of 1933, as amended (the “Act”)
and (ii) persons or entities who are offered and purchase the Units in an Offshore Transaction (as such term is defined in Regulation
S (“Regulation S”) as promulgated by the SEC under the Act) and who are not U.S. Persons (as such term is defined in
Regulation S) and are not acting for the account or benefit of a person in the United States or a U.S. Person. The Units will be
offered until the earlier of the time that all Units offered in the Offering are sold or until September 30, 2012 (“Initial
Offering Period”), which date may be extended by the Company and the Placement Agent in writing (this additional period and
the Initial Offering Period shall be referred to as the “Offering Period”). The date on which the Offering is terminated
shall be referred to as the “Termination Date.”

 

3.          This
Forth Amendment is hereby made part of and incorporated into the PAA, with all the terms and conditions of the PAA remaining in
full force and effect, except to the extent modified hereby.

 

4.          This
Forth Amendment may be executed in multiple counterparts, each of which may be executed by less than all of the parties and shall
be deemed to be an original instrument which shall be enforceable against the parties actually executing such counterparts and
all of which together shall constitute one and the same instrument. The exchange of copies of this Forth Amendment and of signature
pages by facsimile transmission or in pdf format shall constitute effective execution and delivery of this Forth Amendment as to
the parties and may be used in lieu of the original Forth Amendment for all purposes. Signatures of the parties transmitted by
facsimile or in pdf format shall be deemed to be their original signatures for all purposes.

 

[Signature Page Follows]

 

    	 

    	 

    

 

IN WITNESS WHEREOF,
the undersigned have executed, or caused to be executed on their behalf by an agent thereunto duly authorized, this Amendment No.
4 to Placement Agency Agreement as of the date first above written.

 

	 	EAGLEFORD ENERGY INC.
	 	 
	 	/s/  James Cassina
	 	 	 
	 	By: 	 
	 	Name:  James Cassina
	 	Title:    President 
	 	 
	 	GOTTBETTER CAPITAL MARKETS, LLC
	 	 
	 	/s/  Julio A. Marquez
	 	 	 
	 	By:	 
	 	Name:  Julio A. Marquez
	 	Title:    PresidentEXHIBIT 4.29

 

3rd AMENDMENT TO 6% SECURED PROMISSORY
NOTE

PRINCIPAL AMOUNT $960,000DATED AUGUST
31, 2010

 

WHEREAS, on August
31, 2010 Eagleford Energy, Inc., an Ontario corporation (the “Obligor”), issued a 6% Secured Promissory Note
(the “Note”) due December 31, 2011 (the “Original Maturity Date”) in the principal amount
of $960,000 in favor of Benchmark Enterprises LLC, a Nevis limited liability corporation (the “Payee”); and

 

WHEREAS, on the 31st
day of December, 2011, the Obligor and the Payee amended the terms of the Note, to extend the Original Maturity Date
by six months and to provide for the continued accrual of interest on the outstanding principal amount of the Note during such
extension at the new rate of 10% per annum such that interest is accrued at 6% during the period from August 31, 2010 through and
including December 31, 2011 and at 10% during the period from January 1, 2012 through November 30, 2012, and as such may be accelerated
under the terms of the Note.

 

WHEREAS, on June 30,
2012, the Obligor and the Payee again amended the terms of the Note, to extend the New Maturity Date by four months
and to provide for the continued accrual of interest on the outstanding principal amount of the Note during such extension at the
amended rate of 10% per annum through the New Amended Maturity Date of November 30, 2012, and as such may be accelerated under
the terms of the Note.

 

WHEREAS the Obligor and the
Payee wish to again amend the terms of the Note, to extend the Maturity Date by another three months and to
provide for the continued accrual of interest on the outstanding principal amount of the Note during such extension at the rate
of 10% per annum through the Re Amended Maturity Date, as such term is defined below and as such may be accelerated under the terms
of the Note.

 

NOW, THEREFORE, in consideration
of the mutual promises set forth herein, the Obligor and the Payee hereby agree that: (i) the unpaid principal balance of
the Note shall be due and payable on March 1, 2013 (the “Re Amended Maturity Date”), and (ii) interest shall
continue to accrue on the unpaid principal balance of the Note at an annual rate of 10%, and shall be paid in full, together with
all previously accrued interest, on the Re Amended Maturity Date. All other terms and conditions of the Note remain unchanged.

 

IN WITNESS WHEREOF,
this Amendment has been duly executed by the Obligor and acknowledged by the Payee as of the 23rd day of November, 2012.

 

	 	EAGLEFORD ENERGY, INC.
	 	 
	 	/s/  James Cassina
	 	 	 
	 	By:	 
	 	Name:   James Cassina,   President
	 	 	 
	 	BENCHMARK ENTERPRISES LLC
	 	 
	 	/s/  Andrew Godfrey
	 	 	 
	 	By:	 
	 	Name:   Andrew Godfrey
	 	Title:     PresidentAMENDMENT TO

SECURITIES
PURCHASE AGREEMENT 

 

THIS IS AMENDMENT
 (the “Amendment") being executed and delivered by and between 3DICON Corporation, an Oklahoma corporation ("3DI"),
and GCA Strategic Investment Fund Limited, a Bermuda corporation ("GCASIF"), and dated as of December 21, 2012 (the “Amendment
Date”) in order to amend that certain Securities Purchase Agreement and Convertible Bridge Note by and between 3DI and GCASIF
dated as of August 24, 2012 .

 

RECITALS

 

The parties to this
Amendment wish to (i) amend certain terms of that Convertible Bridge Note dated as of August 24, 2012 (the “Note”)
in the face amount of $300,000 issued pursuant to the Securities Purchase Agreement, (ii) restructure the obligations underlying
the Note, including the Maturity Date, and (iii) waive any and all Events of Default arising prior to the date hereof under the
Securities Purchase Agreement and Note, all as further set forth below.

 

AGREEMENT

 

NOW THEREFORE,
in consideration of the mutual promises contained in this Amendment and other good and valuable consideration, the sufficiency,
mutuality and adequacy of which are hereby acknowledged, the parties hereto hereby agree as follows:

 

1. Amendment
of the Note. The Note shall be amended such that the Maturity Date shall be changed to March 21, 2013.

 

2. Increase in
Face Amount of Note. In further consideration of this Amendment and the waivers set forth below, the face amount of the
Note shall increase from $300,000 to $325,000.

 

3. Waiver of Events of Default, Default Interest and Liquidated Damages. On execution of this Amendment, any and
all Events of Default, Default Interest and Liquidated Damages, as set forth in the Securities Purchase Agreement and Note, occurring
prior to this amendment shall be deemed waived without further recourse by GCASIF.

 

5. Conversion
Price. In consideration for the waivers and accommodations agreed to by GCASIF in this Amendment, the Conversion Price
as set forth in Section 4.2 of the Note shall be amended to the lesser of (i) $0.04, or 100% of the Volume Weighted Average Price
(the “VWAP”), as reported by Bloomberg, L.P., for the 5 trading days prior to the effective date of the Registration
Statement.

 

    	 

    	 

    

6. Registration.
In connection with this Amendment, 3DI shall increase the number of Conversion Shares included in the Company’s S-1 Registration
Statement Amendment Number 4, filed on November 15, 2012, from 5,172,414 to 8,000,000 shares of Common Stock, subject to the limitations
imposed by the SEC in accordance with Rule 415. Further, the Article 10, Section 4(a) of the Securities Purchase Agreement shall
be amended to “The Company shall grant Purchaser registration rights under the next amendment to the Company’s S-1
Registration Statement Amendment Number 4, filed on November 15, 2012 (the “Registration Statement”) covering the Conversion
Shares (the “Registrable Securities”), and, subject to the limitations imposed by the SEC in accordance with Rule 415,
the Purchaser shall have the right to sell the Conversion Shares under the Registration Statement. The Company shall use its best
efforts to cause the Registration Statement to be declared effective by the Commission on the earlier of (i) 90 days of the Amendment
Date, (ii) five days following the receipt of a “No Review” Letter from the Commission or (iii) the first day following
the day the Commission determines the Registration Statement eligible to be declared effective (the ‘Required Effectiveness
date”). The Company shall pay all expenses of registration (other than underwriting fees and discounts, if any, in respect
of Registrable Securities offered and sold under the registration statement by Purchaser).

 

7. No Other Effect
on the Securities Purchase Agreement or Note. The Securities Purchase Agreement and Note remain in full force and effect,
except as amended by this Amendment.

 

8. Effective
Date.  This Amendment shall be effective as of December 21, 2012 (the “Effective Date”).

 

9. Miscellaneous.

 

(a) Captions; Certain
Definitions. Titles and captions of or in this Amendment are inserted only as a matter of convenience and for reference and
in no way define, limit, extend or describe the scope of this Amendment or the intent of any of its provisions. All capitalized
terms not otherwise defined herein shall have the meaning therefor, as set forth in the Securities Purchase Agreement and Convertible
Bridge Note.

 

(b) Controlling Law.
This Amendment is governed by, and shall be construed and enforced in accordance with the laws of the State of Georgia (except
the laws of that jurisdiction that would render such choice of laws ineffective).

 

(c) Counterparts.
This Amendment may be executed in one or more counterparts (one counterpart reflecting the signatures of all parties), each of
which shall be deemed to be an original, and it shall not be necessary in making proof of this Amendment or its terms to account
for more than one of such counterparts. This Amendment may be executed by each party upon a separate copy, and one or more execution
pages may be detached from a copy of this Amendment and attached to another copy in order to form one or more counterparts.

 

10. Fee.
In connection with this Amendment, 3DI shall pay to Global Capital a fee of $10,000.00 immediately and $10,000.00 on January 31,
2013.

 

(Signature Pages Follow)

 

    	 

    	 

    

IN WITNESS WHEREOF, this Amendment has been
executed and delivered by 3DI and GCASIF as of the date first set forth above.

 

 

 

	3DI:	3DIcon Corporation
	 	 
	 	 
	 	By: ______________________________________
	 	 
	 	Name: Mark Willner
	 	Title: CEO
	 	 
	 	 
	GCASIF:	GCA STRATEGIC INVESTMENT FUND LIMITED
	 	 
	 	 
	 	 
	 	By: ______________________________________
	 	 
	 	Name: Lewis N Lester Sr.
	 	Title: Director

 

 

 

 

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