90/015,658METHODS OF FORMING CUTTING ELEMENTS BY REMOVING METAL FROM INTERSTITIAL SPACES IN POLYCRYSTALLINE DIAMOND8,961,630Open

Status

Non-Final Action Mailed

Filed

Nov 4, 2025

Last Updated

Aug 11, 2026

Art Unit

3991

Requester

Unknown

Requester Law Firm

Techlaw Ventures, PLLC

Requested By

Third Party

P.O. Law Firm

TraskBritt, P.C.

Sector (CPC)

BMechanical & Manufacturing
B24Grinding & Polishing
B24DAbrasive Tools

USPC

51Abrasive Tool Making Process, Material, Or Composition

Reexam History (22 events)

Aug 11, 2026MR.NFRX - Mail Reexam Non-Final Action
May 26, 2026RXA...Response after Non-Final Action
Mar 26, 2026MR.NFRX - Mail Reexam Non-Final Action
Feb 3, 2026MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Feb 2, 2026RXFWDXDate Forwarded to Examiner
Dec 9, 2025MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Dec 1, 2025MREXORX - Mail Ex Parte Request for Reexamination Granted
Nov 20, 2025RXLITSRReexam Litigation Search Conducted
Nov 12, 2025DOCKCase Docketed to Examiner in GAU
Nov 6, 2025MRXNReexamination Formalities Notice Mailed
Nov 6, 2025MRXNReexamination Formalities Notice Mailed
Nov 6, 2025COMPApplication Is Now Complete
Nov 5, 2025RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Nov 5, 2025RXNREQFDNotice of reexamination request filing date
Nov 5, 2025RXNREQAUNotice of assignment of reexamination request
Nov 5, 2025PRXRParalegal Reexam Review Complete
Nov 5, 2025FTFIFITF set to NO - revise initial setting
Nov 4, 2025RXTTLRPTTitle Report
Nov 4, 2025RXOSUBReceipt of Original Ex Parte Reexam Request
Nov 4, 2025RXO_40Receipt of Orig. Ex Parte Reexam Request Less Than 40 Pages-Rule 1.20(c )(1)
Nov 4, 2025RXC/SRCertificate of Service
Nov 4, 2025BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)

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
Feb 24, 2015
3.5-yr
Aug 24, 2018
Paid Aug 9, 2018
7.5-yr
Aug 24, 2022
Paid Jul 21, 2022
11.5-yr
Aug 24, 2026
Expiry
Apr 15, 2033

Entity Status

Large Entity

Expires

Apr 15, 2033 (7.1 yr remaining)

Term Adjustment

+346 days (~0.9 yr)

Assignments

20132014201520162017201820192020FiledOLEG A. MAZYARBAKER HUGHES INCORPORATEDBAKER HUGHES, A GE COMPANY, LLCBAKER HUGHES HOLDINGS LLC
AssignmentReel/Frame: 028159/0726Recorded: May 4, 2012

From

OLEG A. MAZYARInventor
May 4, 2012

To

BAKER HUGHES INCORPORATED

Name ChangeReel/Frame: 062019/0504Recorded: Nov 30, 2022

From

BAKER HUGHES INCORPORATED
Jul 3, 2017

To

BAKER HUGHES, A GE COMPANY, LLC

Name ChangeReel/Frame: 062266/0006Recorded: Jan 3, 2023

From

BAKER HUGHES, A GE COMPANY, LLC
Apr 13, 2020

To

BAKER HUGHES HOLDINGS LLC