Patent Assignment
Reel/Frame 051285/0769
TERMINATION AND RELEASE OF SECOND LIEN SECURITY INTEREST IN UNITED STATES PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (049677/0904)
Recorded: 2019-12-13
Received: 2019-12-13
Pages: 8
Assignor
JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Executed: 2019-12-13
Assignee
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST. JAMES PLACE, HOUSTON, TX, 77056, UNITED STATES
Covered Applications
(30)
NON-METALLIC MANDREL AND ELEMENT SYSTEM
App. No. 12/646,066
→
NON-METALLIC MANDREL AND ELEMENT SYSTEM
App. No. 12/645,954
→
NON-METALLIC MANDREL AND ELEMENT SYSTEM
App. No. 12/646,014
→
NON-METALLIC MANDREL AND ELEMENT SYSTEM
App. No. 12/646,087
→
NON-METALLIC MANDREL AND ELEMENT SYSTEM
App. No. 12/646,055
→
TOP DRIVE CASING SYSTEM
App. No. 11/932,619
→
APPARATUS AND METHODS FOR TUBULAR MAKEUP INTERLOCK
App. No. 11/872,307
→
HIGHLY SENSITIVE ACCELEROMETER
App. No. 11/777,799
→
APPARATUS FOR FACILITATING THE CONNECTION OF TUBULARS USING A TOP DRIVE
App. No. 11/600,314
→
METHOD AND APPARATUS FOR CONNECTING TUBULARS USING A TOP DRIVE
App. No. 11/560,211
→
METHODS AND APPARATUS FOR DRILLING WITH A MULTIPHASE PUMP
App. No. 11/225,466
→
RESIN IMPREGNATED CONTINUOUS FIBER PLUG WITH NON-METALLIC ELEMENT SYSTEM
App. No. 11/101,855
→
HIGHLY SENSITIVE ACCELEROMETER
App. No. 11/018,944
→
APPARATUS AND METHOD FOR FACILITATING THE CONNECTION OF TUBULARS USING A TOP DRIVE
App. No. 10/831,864
→
APPARATUS AND METHODS FOR TUBULAR MAKEUP INTERLOCK
App. No. 10/801,514
→
DOWNHOLE SEALING
App. No. 10/748,592
→
METHOD AND APPARATUS FOR CONNECTING TUBULARS USING A TOP DRIVE
App. No. 10/738,950
→
APPARATUS AND METHODS FOR TUBULAR MAKEUP INTERLOCK
App. No. 10/625,840
→
METHODS AND APPARATUS FOR DRILLING WITH A MULTIPHASE PUMP
App. No. 10/606,652
→
TOP DRIVE CASING SYSTEM
App. No. 10/389,483
→
DOWNHOLE SUB FOR INSTRUMENTATION
App. No. 10/364,311
→
METHOD AND APPARATUS FOR CONNECTING TUBULARS USING A TOP DRIVE
App. No. 10/354,226
→
NON-CRYOGENIC PRODUCTION OF NITROGEN FOR ON-SITE INJECTION IN WELL CLEAN OUT
App. No. 10/315,734
→
DOWNHOLE SEALING
App. No. 10/145,599
→
HYDRAULIC MULTIPHASE PUMP
App. No. 10/036,737
→
APPARATUS AND METHOD FOR FACILITATING THE CONNECTION OF TUBULARS USING A TOP DRIVE
App. No. 09/868,790
→
APPARATUS AND METHOD FOR FACILITATING THE CONNECTION OF TUBULARS USING A TOP DRIVE
App. No. 09/868,438
→
RESIN IMPREGNATED CONTINUOUS FIBER PLUG WITH NON-METALLIC ELEMENT SYSTEM
App. No. 09/893,505
→
APPARATUS AND METHODS FOR TUBULAR MAKEUP INTERLOCK
App. No. 09/860,127
→
METHOD AND APPARATUS FOR CONNECTING TUBULARS USING A TOP DRIVE
App. No. 09/762,698
→