Power Source For Completion Applications

Patent No. EP2820237 (titled "Power Source For Completion Applications") was filed by Weatherford/Lamb, Inc. on Feb 7, 2013. The application was issued on Jan 2, 2019.

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

Company	Opposition Date	Representative
HGF	Oct 1, 2019	HARRISON GODDARD FOOTE

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

Date
Description

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Nov 17, 2020
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Nov 17, 2020
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Nov 12, 2020
Termination of the opposition proceedings with revocation of patent
Aug 13, 2020
Advice of delivery
Aug 10, 2020
Advice of delivery
Aug 3, 2020
Acknowledgement of a document
Aug 3, 2020
Acknowledgement of a document
Aug 3, 2020
Decision revoking the European patent
Aug 3, 2020
Grounds for the decision (Annex) - opposition
Aug 3, 2020
Internal form - Opposition/addressees
Aug 3, 2020
Means of redress
Jul 29, 2020
Decision of the Opposition Division and instruction
Jun 24, 2020
Communication of amended entries
May 29, 2020
Request for change of opponent's representative
Oct 17, 2019
Communication of a notice of opposition and request to file observations
Oct 17, 2019
Consolidated list of cited opposition documents
Oct 17, 2019
Notice of further oppositions to opponent(s)
Oct 14, 2019
Communication of a notice of opposition - first information to patent proprietor
Oct 2, 2019
(Electronic) Receipt
Oct 2, 2019
Citation in opposition procedure - 001
Oct 2, 2019
Letter accompanying subsequently filed items
Oct 2, 2019
Letter regarding the opposition procedure (no time limit)
Oct 1, 2019
(Electronic) Receipt
Oct 1, 2019
Citation in opposition procedure - 001
Oct 1, 2019
Citation in opposition procedure - 002
Oct 1, 2019
Citation in opposition procedure - 003
Oct 1, 2019
Citation in opposition procedure - 004
Oct 1, 2019
Citation in opposition procedure - 005
Oct 1, 2019
Citation in opposition procedure - 006
Oct 1, 2019
Citation in opposition procedure - 007
Oct 1, 2019
Citation in opposition procedure - 008
Oct 1, 2019
Notice of opposition
Oct 1, 2019
Notice of opposition
Oct 1, 2019
Translation of the evidence during Opposition procedure
Jan 14, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Dec 6, 2018
Decision to grant a European patent
Sep 6, 2018
(Electronic) Receipt
Sep 6, 2018
Enquiry as to the processing of the file
Sep 6, 2018
Letter accompanying subsequently filed items
May 9, 2018
Refund of fees
Apr 26, 2018
(Electronic) Receipt
Apr 26, 2018
French translation of claims
Apr 26, 2018
German translation of the claims
Apr 26, 2018
Letter accompanying subsequently filed items
Mar 23, 2018
Bibliographic data of the European patent application
Mar 23, 2018
Communication about intention to grant a European patent
Mar 23, 2018
Intention to grant (signatures)
Mar 23, 2018
Text intended for grant (clean copy)
Mar 23, 2018
Text intended for grant (version for approval)
Nov 16, 2017
(Electronic) Receipt
Nov 16, 2017
Amended claims with annotations
Nov 16, 2017
Amended description with annotations
Nov 16, 2017
Claims
Nov 16, 2017
Description
Nov 16, 2017
Letter accompanying subsequently filed items
Nov 16, 2017
Reply to communication from the Examining Division
Jul 7, 2017
Annex to the communication
Jul 7, 2017
Communication from the Examining Division
Feb 17, 2017
Communication of the registration of a transfer or change of name and/or address
Jan 16, 2017
Annexes in respect of a client data request
Jan 16, 2017
Annexes in respect of a client data request
Jan 16, 2017
Payment of fees and costs
Jan 16, 2017
Submission concerning a transfer of rights (applicant)
Aug 30, 2016
Response to enquiry for communication from the Examining Division
Aug 25, 2016
(Electronic) Receipt
Aug 25, 2016
Enquiry as to when a communication from the Examining Division can be expected
Aug 25, 2016
Letter accompanying subsequently filed items
Dec 10, 2014
Notification on forthcoming publication of bibliographic data
Nov 21, 2014
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Nov 19, 2014
Communication to designated inventor
Nov 19, 2014
Communication to designated inventor
Sep 16, 2014
Copy of the international preliminary report on patentability
Aug 29, 2014
(Electronic) Receipt
Aug 29, 2014
Amended claims filed after receipt of (European) search report
Aug 29, 2014
Amended claims with annotations
Aug 29, 2014
Request for entry into the European phase
Jul 11, 2014
Information on entry into European phase
May 30, 2014
Notification of the recording of a change
Apr 15, 2014
Reminder for payment period (examination fee/designation fees)
Apr 10, 2014
Copy of the international search report
Apr 10, 2014
International publication of the international search report
Feb 24, 2014
Written opinion of the ISA, boxes No. I to VIII
Feb 24, 2014
Written opinion of the ISA, cover sheet
Feb 24, 2014
Written opinion of the ISA, supplemental box
Sep 24, 2013
Priority document (electronically transmitted)
Sep 6, 2013
Published international application - A2

EP2820237

WEATHERFORD/LAMB, INC.

Application Number: EP13705886A
Filing Date: Feb 7, 2013
Status: Revoked; Nov 13, 2020
Publication Date: Jan 2, 2019
External Links: Slate, Register , Google Patents

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Dossier Documents

EP2820237