Source: http://www.google.com/patents/US7934545?dq=5631832
Timestamp: 2017-03-24 12:14:51
Document Index: 67876878

Matched Legal Cases: ['art 2', 'Application No. 05270083', 'art 1', 'art 2', 'art 1', 'art 2', 'Application No. 2', 'Application No. 60', 'Application No. 60']

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International Model 7000 Rotating Control Head, 1991 (4 pages).198Williams Tool Company-Home Page-Under Construction Williams Rotating Control Heads (2 pages); Seal-Ability for the pressures of drilling (2 pages); Williams Model 7000 Series Rotating Control Heads (1 page); Williams Model 7000 & 7100 Series Rotating Control Heads (2 pages); Williams Model IP1000 Rotating Control Head (2 pages); Williams Conventional Models 8000 & 9000 (2 pages); Applications Where Using a Williams rotating control head while drilling is a plus (1 page); Williams higher pressure rotating control head systems are Ideally Suited for New Technology Flow Drilling and Closed Loop Underbalanced Drilling (UBD) Vertical and Horizontal (2 pages); and How to Contact US (2 pages).199Williams Tool Company—Home Page—Under Construction Williams Rotating Control Heads (2 pages); Seal-Ability for the pressures of drilling (2 pages); Williams Model 7000 Series Rotating Control Heads (1 page); Williams Model 7000 & 7100 Series Rotating Control Heads (2 pages); Williams Model IP1000 Rotating Control Head (2 pages); Williams Conventional Models 8000 & 9000 (2 pages); Applications Where Using a Williams rotating control head while drilling is a plus (1 page); Williams higher pressure rotating control head systems are Ideally Suited for New Technology Flow Drilling and Closed Loop Underbalanced Drilling (UBD) Vertical and Horizontal (2 pages); and How to Contact US (2 pages).Referenced byCiting PatentFiling datePublication dateApplicantTitleUS9038729 *Sep 28, 2011May 26, 2015Smith International, Inc.Adaptor flange for rotary control deviceUS9316319 *Nov 30, 2010Apr 19, 2016Kalsi Engineering, Inc.Pressure-balanced floating seal housing assembly and methodUS9359853Sep 15, 2011Jun 7, 2016Weatherford Technology Holdings, LlcAcoustically controlled subsea latching and sealing system and method for an oilfield deviceUS9429238Oct 11, 2013Aug 30, 2016Kalsi Engineering, Inc.Dynamic backup ring assemblyUS9494002Sep 6, 2013Nov 15, 2016Reform Energy Services Corp.Latching assemblyUS9540898May 21, 2015Jan 10, 2017Sunstone Technologies, LlcAnnular drilling deviceUS20110127725 *Nov 30, 2010Jun 2, 2011Kalsi Engineering, Inc.Pressure-balanced floating seal housing assembly and methodUS20120073113 *Sep 28, 2011Mar 29, 2012Smith International, Inc.Adaptor flange for rotary control device* Cited by examinerClassifications U.S. Classification166/84.2, 166/387International ClassificationE21B19/24Cooperative ClassificationF16J15/324, E21B33/085, F16K41/046, E21B36/001, E21B47/10European ClassificationE21B33/08B, E21B34/16, E21B36/00B, F16J15/32C, F16K41/04B2Legal EventsDateCodeEventDescriptionOct 22, 2010ASAssignmentOwner name: WEATHERFORD/LAMB, INC., TEXASFree format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:BAILEY, THOMAS F.;CHAMBERS, JAMES W.;HANNEGAN, DON M.;AND OTHERS;REEL/FRAME:025183/0117Effective date: 20060302Oct 8, 2014FPAYFee paymentYear of fee payment: 4Dec 4, 2014ASAssignmentOwner name: WEATHERFORD TECHNOLOGY HOLDINGS, LLC, TEXASFree format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:WEATHERFORD/LAMB, INC.;REEL/FRAME:034526/0272Effective date: 20140901RotateOriginal ImageGoogle Home - Sitemap - USPTO Bulk Downloads - Privacy Policy - Terms of Service - About Google Patents - Send FeedbackData provided by IFI CLAIMS Patent Services