blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP4194661

EP4194661 - MODULAR TOP DRIVE [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  12.05.2023
Database last updated on 13.11.2024
Most recent event   Tooltip05.10.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
Weatherford Technology Holdings, LLC
2000 St. James Place
Houston, TX 77056 / US
[2023/24]
Inventor(s)01 / HELMS, Martin
31303 Burgdorf / DE
02 / THOMAS, Benson
Pearland, 77584 / US
03 / LIESS, Martin
30926 Seelze / DE
04 / KIESS, Christian
30855 Langenhagen / DE
 [2023/24]
Representative(s)Marks & Clerk LLP
15 Fetter Lane
London EC4A 1BW / GB
[2023/24]
Application number, filing date23155530.120.11.2015
[2023/24]
Priority number, dateUS201462084695P26.11.2014         Original published format: US 201462084695 P
[2023/24]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP4194661
Date:14.06.2023
Language:EN
[2023/24]
Search report(s)(Supplementary) European search report - dispatched on:EP16.05.2023
ClassificationIPC:E21B3/02, E21B19/06, E21B19/16
[2023/24]
CPC:
E21B19/06 (EP,US); E21B19/16 (EP,US); E21B3/022 (EP,US)
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2023/24]
TitleGerman:MODULARER OBERER ANTRIEB[2023/24]
English:MODULAR TOP DRIVE[2023/24]
French:ENTRAÎNEMENT SUPÉRIEUR MODULAIRE[2023/24]
Examination procedure08.02.2023Examination requested  [2023/24]
12.12.2023Amendment by applicant (claims and/or description)
12.12.2023Date on which the examining division has become responsible
Parent application(s)   TooltipEP15818105.7  / EP3224445
Fees paidRenewal fee
08.02.2023Renewal fee patent year 03
08.02.2023Renewal fee patent year 04
08.02.2023Renewal fee patent year 05
08.02.2023Renewal fee patent year 06
08.02.2023Renewal fee patent year 07
08.02.2023Renewal fee patent year 08
29.09.2023Renewal fee patent year 09
04.10.2024Renewal fee patent year 10
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[XY]GB2091788  (VARCO INT) [X] 1,3,4,9 * page 4, line 89 - page 6, line 6; figures 1-4 * [Y] 5-7;
 [Y]EP2450524  (WEATHERFORD LAMB [US]) [Y] 5-7 * paragraphs [0007] , [0 72] , [0 73] , [0 83] , [0 84] *;
 [A]US2012152530  (WIEDECKE MICHAEL [DE], et al) [A] 1-13* paragraphs [0005] , [0 62] , [0063]; figures 8A-8H *;
 [XY]US2013112395  (STORY MAX JERALD [US]) [X] 1,2,4,8,9 * paragraphs [0027] , [ 136] - [0138] - [ 146] , [ 161] - [0164] - [ 168] - [0171]; figures 1-6, 8A-8P, 9A-9H * [Y] 5-7
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.