90/012,782Synergistic bead lubricant and methods for providing improved lubrication to drilling fluids for horizontal drilling8,324,136Closed
Status
Reexam Request Incomplete
Requester
Requester Law Firm
Not named in the record
Requested By
Third Party
Patent Owner(via USPTO assignment records)
Patent Owner Law Firm
Owner hasn't filed yet
Reexam History (8 events)
Mar 5, 2013NRX.Notice of Reexam Published in Official Gazette
Feb 28, 2013MRICRRX - Mail Notice of Incomplete Ex Parte Reexam Request
Feb 6, 2013RXTTLRPTTitle Report
Feb 4, 2013WIDSInformation Disclosure Statement (IDS) Filed
Feb 4, 2013RXOSUB.RReexamination requested by third party requester
Feb 4, 2013RXOSUBReceipt of Original Ex Parte Reexam Request
Feb 4, 2013RXIDS.Information Disclosure Statement Filed
Feb 4, 2013RXC/SRCertificate of Service
Prosecution, PTAB & CAFC
PTAB Proceedings (IPR, PGR, CBM, DER)
None found
Federal Circuit (CAFC)
None found
Terminal Disclaimer
None found
Prosecution History
None found
Maintenance Fees
Grant
Dec 4, 2012
3.5-yr
Jun 4, 2016
7.5-yr
Jun 4, 2020
11.5-yr
Jun 4, 2024
Expiry
Jan 6, 2031
Entity Status
Large Entity
Expires
Jan 6, 2031 (4.8 yr remaining)
Other
USPTO Event: Expire Patent
Assignments
OtherReel/Frame: 029469/0301Recorded: Dec 14, 2012
From
GRINDING AND SIZING COMPANY LLC
Dec 14, 2012
IGC TECHNOLOGIES, LLC
Dec 14, 2012
PRINCE MINERALS, INC.
Dec 14, 2012
→
To
WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
OtherReel/Frame: 029469/0290Recorded: Dec 14, 2012
From
GRINDING AND SIZING COMPANY LLC
Dec 14, 2012
IGC TECHNOLOGIES, LLC
Dec 14, 2012
PRINCE MINERALS, INC.
Dec 14, 2012
→
To
BANK OF MONTREAL, AS ADMINISTRATIVE AGENT
ReleaseReel/Frame: 045801/0731Recorded: Mar 30, 2018
From
BANK OF MONTREAL, AS ADMINISTRATIVE AGENT
Mar 29, 2018
→
To
PRINCE ENERGY LLC (FORMERLY GRINDING AND SIZING COMPANY LLC)
ReleaseReel/Frame: 045399/0154Recorded: Mar 30, 2018
From
WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Mar 29, 2018
→
To
PRINCE ENERGY LLC (FORMERLY GRINDING AND SIZING COMPANY LLC)