LitAlert®
Date revised: 4 July 2017

Description
LitAlert®, produced by Clarivate Analytics, contains records for patent and trademark infringement lawsuits filed in theninety-four U.S. District Courts, and reported to the Commissioner of the United States Patent and Trademark Office(USPTO). Also included are records for thousands of lawsuits filed since the early 1970s that have never been reported
in the Official Gazette.
Each record contains the patent number or trademark registration number and date of issue; original patent title ortrademark name; name(s) of inventors, owners, and assignees; and classification title and class number. Descriptive
information about the specific litigation includes the court in which the action is taking place, the docket number of thecase, plaintiffs and defendants, the filing date of the lawsuit, and the judgment and date, if applicable.
Subject Coverage
LitAlert® covers litigation pertaining to U.S. patents and trademarks.
Date Coverage
1973–present
Geographic Coverage
U.S. only

Update Frequency
WeeklyDocument Types
Patents and Trademarks

Publisher
LitAlert is provided by Clarivate Analytics. Questions concerning file content should be directed to Customer Care at:
http://clarivate.com/about-us/contact-us/.

1© 2023 Clarivate. Clarivate and its logo, as well as all other trademarks usedherein are trademarks of their respective owners and used under license.

Sample document – Patent
TI
INV,PAPN,PDL

PA
INV
PBC,PN, PDL
PNA,RPN
USCL,CLPLF
DEF

CRT, DKN
FDACN
LN
DTYPE
AN
http://search.proquest.com/professional/docview/1114349052?accountid=137296

FAV,UDPUB

2© 2023 Clarivate. Clarivate and its logo, as well as all other trademarks usedherein are trademarks of their respective owners and used under license.

Sample document – Trademark
TI

TMO
TMR,TRD
OTN
CLT, CLPLF
DEF
CRT,DKN
FDACN

LN
DTYPE
AN
http://search.proquest.com/professional/docview/1114360055?accountid=137296

FAV,UDPUB

3© 2023 Clarivate. Clarivate and its logo, as well as all other trademarks usedherein are trademarks of their respective owners and used under license.

Search Fields
You can use field codes on the Basic Search, Advanced Search, and Command Line Search pages to limit searches tospecific fields. The table below lists the field codes for this file.
Field Name

Field
CodeExample

Description and Notes

Accession numberANAll fieldsALLan(p2011-01-107)
an(t2012-25-63)
all(infringement)

All fields + text
Action taken

ACN

Infringement
acn(complaint filed)Unique document identification number assigned by the
information provider.
Search all fields. Use proximity and/or Boolean
operators to narrow search results.
Search all fields
Description of the litigation complaint

Any patent numberPNUM

pnum(US D156012)
pnum(D156012)

AuthorAU

au(Hudis, Scott)Classification description

CL

Classification (Trademark)CLTcl(register*)cl(organic pre/2fertilizer*)clt(10)Classification (US)USCL

CompanyCO

Court filing date

FDCourt

CRT

Defendant

DEF

Docket number
Document type

DKN
DTYPE

First available

FAV

From database 1

FDB

dog and fdb(litalert)
dog andfdb(1008449)

Inventor

INV

inv(Hudis, Scott)

Language

LNln(English)

Patent assignee

PApa(Mars Inc)

Patent publication country
Patent publication datePBCPC
PDL

Patent publication number

PN

pbc(US)pc(US)
pdl(2003)
pdl(>2005)
pdl(2009-2013)
pn(US6465504)

uscl(402/19)
uscl(402)co(“mars Inc”)

Includes all publication numbers. Variant forms of thenumber with/without country
are also searchable.
Inventor names can be searched as authors in patent
databases
Search patent or trademark classification descriptions
Trademark (US) class codes
Patent (US) class codes

fd(2002-2004)
fd(>=2010)
crt("californiasouthern")
def(torque fitness)
dkn(05CV1562)
dtype(patent)
dtype(trademark)fav(20130603)

Includes names of patent assignee, trademark owner,
plaintiff, and defendant
Date on which litigation was filed. Also available as adate limiter
Court in which litigation was filed
Includes name of defendant in litigation
Docket number assigned to the litigation
Document type is patent or trademark
Indicates the first time a document was loaded in a
specific database. It will not change however manytimes the record is subsequently reloaded.
Useful in multi-database searches to isolate records
from a single database. FDB cannot be searched on its
own; specify at least one search term then AND it withFDB.
Includes Inventor names. Use Look up Inventors tobrowse names. Also searchable using the AU fieldcode.
The language in which the document was originallypublished.
Includes patent assignee name. Use Look up Patent
Assignees to browse names.
Search the 2-letter ISO standard “US’ patent countrycode in LitAlert
Search only the patent publication date in LitAlert; seealso Trademark registration date.
Search only the main patent publication number.

1

FDB searches the database ID. Click the “Field codes” hyperlink at the top right of the Advanced Search page. Click “Search syntax and field codes”,
then click on “FDB command” to get a list of database names and codes that can be searched with FDB.

4© 2023 Clarivate. Clarivate and its logo, as well as all other trademarks usedherein are trademarks of their respective owners and used under license.

Field Name

Field
CodeExample

Description and Notes

Patent publication numbers– all
Patent or trademark title

PNA

pna("US 6596750")

TI

Plaintiff

PLF

ti(metal chelator*)ti(24 hour fitness)plf(Novartis)

Search main and related patent publication numbers.
See also Related publication and trademark numbersIncludes patent and trademark titles

Publication title

PUB

pub(litalert)

Publication typePT

Related publication number
Related trademark number
Trademark owner
Trademark registration date

RPN
OTN
TMO
TRD

Trademark registration
numberUpdatesTMR

pt(governmentofficial publication)
rpn("US 5800889")
otn(2944885)
tmo(Mars Inc)
trd(2003)
trd(>2005)
trd(2009-2013)
tmr(2944885)

UD

ud(20130603)

Includes names of plaintiffs in patent or trademark
litigation
In a patent database, the publication title is generally
the database name.
The only publication type is "Government & OfficialPublications".
Search related patent publication numbers only
Search related trademark numbers only
Includes the trademark owner name
Search only the trademark registration date. See also
Patent publication date
Search the main and related trademark numbers
The date(s) the record was loaded as a result of an
update provided by the supplier. In LitAlert, update is
the same as ”First available”

Field codes may be used in searches entered on the Basic Search, Advanced Search and Command Line Search pages.
The tools available for searching are Search Fields, Limit Options, Browse Fields, “Narrow Results By” Limiters,and Look Up Patent. Each is listed separately below. Some data can be searched using more than one tool.

Limit options
Limit options are quick and easy ways of searching certain common concepts. Check boxes are available for: Full text.
Short lists of choices are available for: Document type.
The Court Filing Date limiter is available in which you can select single dates or ranges.

Browse fields
You can browse the contents of certain fields by using Look Up lists. These are particularly useful to validate spellings or
the presence of specific data. Terms found in the course of browsing may be selected and automatically added to theAdvanced Search form. Look Up lists are available in the fields drop-down for: Patent assignee, Inventor, Defendant,
Plaintiff and Trademark Owner.

“Narrow Results By” limiters
When results of a search are presented, the results display is accompanied by a list of “Narrow results by” options shownon the right-hand panel. Click on any of these options and you will see a ranked list showing the most frequently occurring
terms in your results. Click on the term to apply it to (“narrow”) your search results. “Narrow results by” limiters in LitAlert
include: Full text, Document type, Patent assignee, Trademark owner, Plaintiff, Defendant, and Court filing date(slider).

5© 2023 Clarivate. Clarivate and its logo, as well as all other trademarks usedherein are trademarks of their respective owners and used under license.

Look up patent
If you need to trace a particular patent, use the Look Up Patent feature. Find a link to this toward the top of the Basic
Search, Advanced Search, or Command Line Search page; click this and you will go to a page where you can enter any
known details of the patent, including: Number, Patent title, Assignee, Inventor, Publication date, and Application date.

Terms & Conditions
In addition to the Dialog Standard Terms & Conditions, the following Provider terms and conditions also apply.

Contact: Global Customer Support
Email: Customer@dialog.com
Within North America 1 800 3 DIALOG (1 800 334 2564)
Outside North America 00 800 33 DIALOG (00 800 33 34 2564)

6© 2023 Clarivate. Clarivate and its logo, as well as all other trademarks usedherein are trademarks of their respective owners and used under license.