Deutsch English Français

Contact

EP3526442

European procedure

Quick help

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...

News flashes

News Flashes

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

2024-07-24

More...

Extract from the Register of European Patents

EP About this file: EP3526442

EP3526442 - CONSTANT ENTRANCE HOLE PERFORATING GUN SYSTEM AND METHOD [Right-click to bookmark this link]
Status	Examination is in progress Status updated on 09.12.2022 Database last updated on 01.10.2024
Former	Request for examination was made Status updated on 19.07.2019
Former	The international publication has been made Status updated on 20.04.2018
Most recent event Tooltip	20.10.2023	New entry: Renewal fee paid
Applicant(s)	For all designated states GeoDynamics, Inc. 10500 West Interstate 20 Millsap, TX 76066 / US
	[2019/34]
Inventor(s)	01 / YANG, Wenbo c/o GeoDynamics, Inc. 10500 W. Interstate 20 Millsap, TX 76066 / US
	02 / SNIDER, Philip M. c/o GeoDynamics, Inc. 10500 W. Interstate 20 Millsap, TX 76066 / US
	03 / HARDESTY, John T. c/o GeoDynamics, Inc. 10500 W. Interstate 20 Millsap, TX 76066 / US
	04 / WESSON, David S. c/o GeoDynamics, Inc. 10500 W. Interstate 20 Millsap, TX 76066 / US
	[2021/18]
Former [2019/34]	01 / YANG, Wenbo c/o Geodynamics Inc. 10500 W. Interstate 20 Millsap, TX 76066 / US
	02 / SNIDER, Philip M. c/o Geodynamics Inc. 10500 W. Interstate 20 Millsap, TX 76066 / US
	03 / HARDESTY, John T. c/o Geodynamics Inc. 10500 W. Interstate 20 Millsap, TX 76066 / US
	04 / WESSON, David S. c/o Geodynamics Inc. 10500 W. Interstate 20 Millsap, TX 76066 / US
Representative(s)	Forresters IP LLP Skygarden Erika-Mann-Straße 11 80636 München / DE
	[N/P]
Former [2019/34]	Barker Brettell LLP 100 Hagley Road Edgbaston Birmingham B16 8QQ / GB
Application number, filing date	17860542.4	09.10.2017
	[2019/34]
	WO2017US55791
Priority number, date	US201662407896P	13.10.2016 Original published format: US 201662407896 P
	US201615352191	15.11.2016 Original published format: US201615352191
	[2019/34]
Filing language	EN
Procedural language	EN
Publication	Type:	A1 Application with search report
	No.:	WO2018071342
	Date:	19.04.2018
	Language:	EN
	[2018/16]
	Type:	A1 Application with search report
	No.:	EP3526442
	Date:	21.08.2019
	Language:	EN
	The application published by WIPO in one of the EPO official languages on 19.04.2018 takes the place of the publication of the European patent application.
	[2019/34]
Search report(s)	International search report - published on:	US	19.04.2018
	(Supplementary) European search report - dispatched on:	EP	04.06.2020
Classification	IPC:	E21B43/117, E21B43/119, E21B43/26, F42B1/028	[2020/27]
	CPC:	E21B43/117 (EP,US); E21B43/116 (US); E21B43/119 (EP,US); E21B43/26 (EP,US); F42B1/028 (EP,US); F42B3/08 (US); (+) E21B43/11 (US); E21B43/1185 (US) (-)
	Former IPC [2019/34]	E21B43/117, F42B1/028, F42B3/08
Designated contracting states	AL, 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 [2019/34]
Title	German:	PISTOLENSYSTEM UND VERFAHREN FÜR KONSTANTE EINGANGSÖFFNUNGSPERFORATION	[2019/34]
	English:	CONSTANT ENTRANCE HOLE PERFORATING GUN SYSTEM AND METHOD	[2019/34]
	French:	SYSTÈME ET PROCÉDÉ DE CANON DE PERFORATION DE TROU D'ENTRÉE CONSTANT	[2019/34]
Entry into regional phase	21.03.2019	National basic fee paid
	21.03.2019	Search fee paid
	21.03.2019	Designation fee(s) paid
	21.03.2019	Examination fee paid
Examination procedure	21.03.2019	Examination requested [2019/34]
	02.02.2021	Despatch of communication that the application is deemed to be withdrawn, reason: reply to the Extended European Search Report/Written Opinion of the International Searching Authority/International Preliminary Examination Report/Supplementary international search report not received in time
	30.03.2021	Amendment by applicant (claims and/or description)
	09.12.2022	Despatch of a communication from the examining division (Time limit: M04)
	14.04.2023	Reply to a communication from the examining division
Divisional application(s)	EP19164446.7 / EP3578751
Request for further processing for:	The application is deemed to be withdrawn due to failure to reply to the Extended European Search Report/Written Opinion of the International Searching Authority/International Preliminary Examination Report/Supplementary international search report/Supplementary European search report
	30.03.2021	Request for further processing filed
	30.03.2021	Full payment received (date of receipt of payment) Request granted
	06.04.2021	Decision despatched
Fees paid	Renewal fee
	28.10.2019	Renewal fee patent year 03
	27.10.2020	Renewal fee patent year 04
	27.10.2021	Renewal fee patent year 05
	21.10.2022	Renewal fee patent year 06
	19.10.2023	Renewal fee patent year 07
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	[XYI]US5859383 (DAVISON DAVID K [US], et al) [X] 1,2,14,20,21 * column 1, lines 5-11 * * column 6, line 53 - column 9, line 30; figure 1a * [Y] 19 [I] 3-13;
		[XI]US2003037692 (LIU LIQING [CA]) [X] 1,2,14,20,21 * paragraphs [0007] , [ 144] - [0046]; figures 11, 12 * [I] 3-13;
		[YA]US2004118607 (BROOKS JAMES E [US], et al) [Y] 19 * paragraphs [0029] - [0034]; figures 1, 2, 5, 6, 7, 9, 10 *[A] 1-13;
		[X]US8887609 (CHERRY CHRISTOPHER R [US]) [X] 15-18 * column 5, line 46 - column 6, line 19 * * column 7, line 23 - line 38 * * column 8, line 7 - line 14; figures 3A, 3B, 5 *;
		[XI] - M.G Vigil, "Optimized conical shaped charge design using the SCAP Code", Sand Report, United States, doi:10.2172/6807425, (19880901), pages 1 - 87, URL: https://prod-ng.sandia.gov/techlib-noauth/access-control.cgi/1988/881790.pdf, (20190401), XP055576053 [X] 1,2,20,21 * pages 10-16; figure 2; table 2 * [I] 3-14 DOI: http://dx.doi.org/10.2172/6807425
	International search	[A]US6363991 (HUANG TE-MING [TW]) [A] 1, 3-4, 7-32 * , see entire document. *;
		[A]US2014076132 (BIRD DEAN VERNELL [US]) [A] 1, 3-4, 7-32 * , see entire document. *;
		[A]US2015176384 (CASTILLO HOMERO C [US], et al) [A] 1, 3-4, 7-32 * , see entire document. *;
		[A]US2016349021 (COLLIER NICHOLAS [US], et al) [A] 1, 3-4, 7-32* , see entire documen *
	by applicant	US5859383
		US8887609

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.

Legal notice
Terms of use
24.2.25; 35p