Intelligent Wellhead Systems, Inc. et al. vs. Downing Wellhead Equipment, LLC et al.

Explore the PTAB proceeding IPR2024-00300 filed by Intelligent Wellhead Systems, Inc. et al. on 2023-12-15. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2024-00300

Filing Date

2023-12-15

Accorded Filing Date

2023-12-15

Institution Decision Date

2024-06-10

Last Modified Date

2026-01-15

Proceeding Type

IPR

Termination Date

2025-06-09

Trial Status

Final Written Decision

Parties & Counsel

Petitioner

Intelligent Wellhead Systems, Inc. et al.

Represented By

Terry, Tammyet al

Patent Owner / Respondent

Downing Wellhead Equipment, LLC et al.

Represented By

Jarratt, Scottet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 3600 - Transportation, E-Commerce & Construction

Patent Information

1 Patent Involved

Respondent Application Number 17878493

Respondent Patent Number 11560770

External Links

Espacenet

Google Patents

Respondent Inventor Jordan Kuehn et al

Respondent Tech Center TC 3600 - Transportation, E-Commerce & Construction

Address and Attorney/Agent Information

83 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name Haynes and Boone, LLP - IP Section

Customer Number 27683

Address 2801 N. Harwood St., Suite 2300, Dallas, TX, 75201, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
28801	Marvin Glazer	650-687-8826
31213	Randall Brown	214-651-5242
32271	David Mccombs	972-739-8636
33743	William Nash	210-978-7477
34250	Michael Shenker	650-687-8857
35819	Philip Albert	415-293-8900
36113	Sharon Crane	202-654-4500
37456	Mark Tidwell	713-547-2551
40107	David O'Brien	512-867-8457
40566	Randall Colson	214-651-5000
40706	J Lowes	972-680-7557
41008	Gary Edwards	650-687-8842
42044	David O'Dell	972-739-8635
42234	Jeffrey Wolfson	202-654-4565
42406	Tom Chen	949-202-3000
42622	Jonathan Hallman	949-202-3000
42903	Mark Moore	713-547-2040
43614	Brent Folsom	949-202-3013
44940	Gregory Michelson	949-202-3000
47684	Dustin Johnson	972-739-6969
50271	Andrew Ehmke	214-651-5000
50426	Alan Herda	214-651-5000
50826	Julie Nickols	972-739-8640
52147	Michael Ramon	512-867-8426
52978	Brian Gustafson	650-839-5070
54255	Jade Laye	713-547-2118
54574	Jonathan Bowser	202-654-4503
57004	Evert Farah Tu	949-202-3000
57456	Theodore Foster	303-382-6205
57931	Robert Ziemian	702-484-3713
59859	Gregory Webb	972-739-8641
60393	Gavin George	214-651-5000
61579	Eugene Goryunov	312-216-1630
62332	Kelly Lyle	512-867-8528
62448	Clint Wilkins	972-739-6927
63962	Dina Blikshteyn	212-835-4809
65005	Adam Fowles	972-739-8674
66087	Vera Suarez	214-651-5129
66506	Michael Chen	949-202-3069
66734	Benjamin Pelletier	415-293-8922
66910	Calmann Clements	972-734-6400
67408	Jason Whitney	210-978-7440
67723	Cort Wetherald	858-351-6150
68500	Zachary Halbur	214-651-5000
69009	Hong Shi	512-867-8400
69042	Daniel Kwok	949-202-3061
69739	Andrew Cohn	949-202-3000
70039	Angela Grant	202-654-4572
70297	Scott Jarratt	972-739-8663
70480	Gregory Huh	972-739-6939
71506	Jiaping Liu	650-687-8805
71565	Kelvin Varghese	972-739-6947
71869	Michael Tobin	214-651-5195
72569	Mini Kapoor	713-547-2261
72914	Jeremy Neilson	972-739-6900
73009	Brett Bostrom	972-739-6973
73271	Angela Oliver	202-654-4552
75064	Ian Rainey	303-382-6202
75722	Dagim Hailu	202-654-4582
76066	Jinrong Yuan	415-293-8900
76371	Michael Mccarty	972-739-8652
76754	Li Yang	972-739-6934
76934	William Hoyer Mccarthy	720-935-8793
77109	Ryan Johnson	972-739-8664
77224	Mu Wei Hsu	972-739-8608
77434	Adam Erickson	202-654-4531
77476	Jeffrey Morton	949-202-3082
77596	Noble Woo	617-510-8677
78492	Qing Xu	651-367-0471
79752	Laura Vu	415-293-8930
79791	Matthew Beck Jr	202-654-4573
79943	Brooke Parker	972-739-8648
79960	Braden Davies	214-651-5381
80404	Destiny Stephenson	214-651-5792
80752	Caylee Phillips	214-651-5627
81190	Austin Lorch	972-739-8624
81908	Lindsey Doncost	424-229-2947
81999	Jamie Raju	--
82068	Kalyani Yamarthy	202-654-4583
82175	Alexis Blake	540-287-4813
82832	Allyson Malecha	415-293-8900
82879	Quanquan He	972-739-6941
83199	Jay Yin	972-739-8653

Proceeding Documents

126

Fed. Cir. Order Dismissing Appeal OTHER

2026-01-15 FILING PARTY: BOARD

Download

Notice of Appeal NOTICE

2025-08-11 FILING PARTY: PETITIONER

Download

Final Written Decision: JUDGEMENT Final Written Decision Determining No Challenged Claims Unpatentable 35 U.S.C. § 318(a) FINAL

2025-06-09 FILING PARTY: BOARD

Download

Other: Hearing transcript OTHER

2025-04-23 FILING PARTY: BOARD

Download

Petitioner's Updated Exhibit List NOTICE

2025-02-20 FILING PARTY: PETITIONER

Download

Intelligent Wellhead Systems, Inc. et al. vs. Downing Wellhead Equipment, LLC et al.

Proceeding Overview

Parties & Counsel

Petitioner

Intelligent Wellhead Systems, Inc. et al.

Represented By

Patent Owner / Respondent

Downing Wellhead Equipment, LLC et al.

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Fed. Cir. Order Dismissing Appeal OTHER

Notice of Appeal NOTICE

Final Written Decision: JUDGEMENT Final Written Decision Determining No Challenged Claims Unpatentable 35 U.S.C. § 318(a) FINAL

Other: Hearing transcript OTHER

Petitioner's Updated Exhibit List NOTICE

Ex. 1047 - Signed Errata Sheet from Deposition of Dr. Robert Durham taken on January 28, 2025 Exhibit

Patent Owner's Objections to Petitioner's Demonstratives OTHER

Ex.2034 - Patent Owner's Oral Argument Demonstratives Exhibit

Patent Owner's Updated Exhibit List NOTICE

Petitioner's Oral Argument Demonstratives Exhibit

LEAP Practitioner Request and Verification Form (Patent Owner) NOTICE

Order: ORDER Setting Oral Argument 37 C.F.R. § 42.70 ORDER

Patent Owner's Updated Mandatory Notices NOTICE

Petitioner's Updated Mandatory Notice NOTICE

Petitioner's Updated Power of Attorney NOTICE

Petitioner Updated Power of Attorney NOTICE

Ex.2033 - Deposition Transcript of Robert Durham, Ph.D. taken 01-28-25 Exhibit

Patent Owner's Sur-Reply OTHER

Notice of Joint Stipulation to Modify Due Date 3 NOTICE

Joint Request for Oral Argument OTHER

Patent Owner's Amended Notice of Deposition for Dr. Robert Durham NOTICE

Notice of Deposition for Dr. Robert Durham NOTICE

Notice of Joint Stipulation to Modify Due Date 3 NOTICE

Krupa Provisional with filing documents Exhibit

Deep Fix, LLC v. Marine Well Containment Company LLC, CA. No. 4:18-cv-00848, S.D. Tex. (Feb. 18, 2020), Doc. No. 219, “Findings of Fact and Conclusions of Law.” Exhibit

Figure 15 A, frac stack atop BP's D-1 well, Page 47 of Exhibit 2006 Exhibit

Excerpts of Declaration of John Hughett Support of Patent Owner’s Preliminary Response (Exhibit 2006) Exhibit

Email to Ms. Terry, from Ms. White, dated June 12, 2023, subject: Expert witness candidate Exhibit

Petitioner's Reply to Patent Owner's Response REPLYTOOPP

Transcript of John P. Hughett, P.E. Deposition Exhibit

Dr. Robert Durham’s Reply Declaration Exhibit

Table of Exhibits from Petition Exhibit

Signed Errata Sheet from Deposition of Dr. Robert Durham Exhibit

Petitioner's Notice of Deposition of John Hughett NOTICE

Petitioner's Notice of Deposition of Timothy Marvel NOTICE

Petitioner's Objections to Evidence Submitted With Patent Owner's Response OTHER

Petitioner's Amended Mandatory Notices Pursuant to 37 C.F.R. § 42.8 NOTICE

Ex.2023 - XStim Consutling - Operation 1440 Exhibit

Ex.2011 - Fig. 5 Carr (annotated) Exhibit

Ex.2029 - Chesapeake Haynesville LinkedIn Post Exhibit

Ex.2009 - SLB Glossary - missile Exhibit

Ex.2030 - Positive Displacement Pumps (archived 8.12.2020) Exhibit

Ex.2020 - Liberty News Exhibit

Ex.2028 - CHESAPEAKE ENERGY CORPORATION REPORTS 2023 SECOND QUARTER RESULTS - Aug 1, 2023 Exhibit

Ex.2021 - XStimConsulting Exhibit

Ex.2012 - Hughett POR Declaration '770 Exhibit

Ex.2010 - SLB Glossary - gate valve Exhibit

Ex.2017 - Gulf Energy Excellence Awards Nominations 2023 - Wayback Machine Exhibit

Ex.2032 - Tim Marvel Declaration ISO POR Exhibit

Ex.2013 - Deposition Transcript of Durham Exhibit

Ex.2024 - Downing - Aaron Dressel - LinkedIN Exhibit

Ex.2026 - Occidental Petroleum LinkedIn Post Exhibit

Ex.2015 - Gulf Energy Excellence Awards 2023 Winners Exhibit

Ex.2022 - XStim Consulting - About Us Exhibit

Patent Owner Response RESPONSE

Ex.2027 - Downing - Addison Kowal - LinkedIN Post Exhibit

Ex.2008 - SLB Glossary - zipper manifold Exhibit

Ex.2016 - Gulf Energy Excellence Awards 2023 Finalists Exhibit

Ex.2018 - Gulf Energy Excellence Awards Methodology 2023 - Wayback Machine Exhibit

Ex.2031 - US20210054727A1 Exhibit

Ex.2019 - Downing 2023 Gulf Energy Award Submission Exhibit

Ex.2014 - 2024 Updated Continuous Pumping Website Exhibit

Ex.2025 - Occidental Petroleum Q2 2023 Earnings Call Exhibit

ORDER Granting Petitioner’s Motion for Pro Hac Vice Admission of Califf T. Cooper. 37 C.F.R. § 42.10 ORDER

Patent Owner's Notice of Deposition for Dr. Robert Durham NOTICE