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Clean Chemistry, Inc. et al. v. Enviro Tech Chemical Services, Inc. et al. - IPR2025-01459

Explore the PTAB proceeding IPR2025-01459 filed by Clean Chemistry, Inc. et al. against Enviro Tech Chemical Services, Inc. et al. on Aug 27, 2025. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number
IPR2025-01459
Filing Date
Aug 27, 2025
Petitioner
Clean Chemistry, Inc. et al.
Respondent
Enviro Tech Chemical Services, Inc. et al.
Status
Pending
Respondent Application Number
15063306
Respondent Tech Center
1600
Respondent Patent Number
9730443

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Proceeding Documents

The table below shows documents filed in the case, listing each document name, filing date, document type, and filing party. Tracking these filings indicates the activity of the parties involved in the case, and the types of documents filed can provide insights into the legal strategies being employed.

Document NameFiling DateCategoryFiling Party

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Petitioner's Opposition to Patent Owner's Discretionary Denial Brief

Dec 5, 2025PAPERPETITIONER

REF - Disinfection of wastewater with paa review

Dec 5, 2025EXHIBITPETITIONER

REF - AWT Analyst Green Supplement 2008

Dec 5, 2025EXHIBITPETITIONER

REF - Salmonella-tainted chicken killed 1

Dec 5, 2025EXHIBITPETITIONER

REF - USDA warns CA poultry producer linked to outbreak

Dec 5, 2025EXHIBITPETITIONER

REF - Book Excerpted - NBK220012

Dec 5, 2025EXHIBITPETITIONER

FCN 2352

Dec 5, 2025EXHIBITPETITIONER

File History - PCT/US11/00539

Dec 5, 2025EXHIBITPETITIONER

File History - US 8546449

Dec 5, 2025EXHIBITPETITIONER

US 2010/0227000

Dec 5, 2025EXHIBITPETITIONER

File History - US 9730443

Dec 5, 2025EXHIBITPETITIONER

PCT Written Opinion - PCT/US11/00539

Dec 5, 2025EXHIBITPETITIONER

File History - EP 2688399

Dec 5, 2025EXHIBITPETITIONER

File History - CA 2831027

Dec 5, 2025EXHIBITPETITIONER

Archive.org web page screen captures

Dec 5, 2025EXHIBITPETITIONER

Press release - Arxada - 12/24/21

Dec 5, 2025EXHIBITPETITIONER

Time to Trial Stats - WDTX - June 2025 from uscourts.gov

Dec 5, 2025EXHIBITPETITIONER

Scheduling Order - 1:24-CV-01313-ADA (WDTX)

Dec 5, 2025EXHIBITPETITIONER

Docketed Trial Dates - Albright (WDTX) - Westlaw

Dec 5, 2025EXHIBITPETITIONER

Sotera Stipulation - Clean Chemistry

Dec 5, 2025EXHIBITPETITIONER

Patent Owner's Preliminary Response

Dec 5, 2025PAPERPATENT OWNER

Exhibit 2018 - '449 Office Action

Dec 5, 2025EXHIBITPATENT OWNER

Exhibit 2019 - '449 NOA

Dec 5, 2025EXHIBITPATENT OWNER

Exhibit 2020 - Whiteker Declaration

Dec 5, 2025EXHIBITPATENT OWNER

Exhibit 2021 - Claim Construction Order

Dec 5, 2025EXHIBITPATENT OWNER

Exhibit 2022 - Opening Claim Construction Brief

Dec 5, 2025EXHIBITPATENT OWNER

Motion to Appear Pro Hac Vice for Jennifer Sandlin

Nov 12, 2025PAPERPATENT OWNER

Exhibit 2017 - PHV Declaration of Jennifer Sandlin

Nov 12, 2025EXHIBITPATENT OWNER

Discretionary Denial Brief

Nov 5, 2025PAPERPATENT OWNER

Complaint with Exhibits

Nov 5, 2025EXHIBITPATENT OWNER

Scheduling Order

Nov 5, 2025EXHIBITPATENT OWNER

March 24, 2025 PTAB Memo

Nov 5, 2025EXHIBITPATENT OWNER

March 26, 2025 PTAB Memo

Nov 5, 2025EXHIBITPATENT OWNER

Docket Navigator Stay Pending IPR

Nov 5, 2025EXHIBITPATENT OWNER

Docket Navigator Time to Trial

Nov 5, 2025EXHIBITPATENT OWNER

First Amended Preliminary Infringement Contentions

Nov 5, 2025EXHIBITPATENT OWNER

Bankosky LinkedIn

Nov 5, 2025EXHIBITPATENT OWNER

Donabed Declaration

Nov 5, 2025EXHIBITPATENT OWNER

Wiseman LinkedIn

Nov 5, 2025EXHIBITPATENT OWNER

WO2024108086

Nov 5, 2025EXHIBITPATENT OWNER

WO2024238884

Nov 5, 2025EXHIBITPATENT OWNER

Clean Chemistry Google Patent Search

Nov 5, 2025EXHIBITPATENT OWNER

Interim Director Discretionary Process

Nov 5, 2025EXHIBITPATENT OWNER

FAQs for Interim Processes

Nov 5, 2025EXHIBITPATENT OWNER

Notice: Updated Mandatory Notice

Nov 4, 2025PAPERPATENT OWNER

Notice: Power of Attorney

Nov 4, 2025PAPERPATENT OWNER

E-mail regarding provisionally recognized attorney

Oct 31, 2025EXHIBITBOARD

Notice of Intent to Designate Ann Fort as Back-Up Counsel

Oct 27, 2025PAPERPATENT OWNER

PHV Declaration of Ann Fort

Oct 27, 2025EXHIBITPATENT OWNER

Notice: Mandatory Notice

Sep 17, 2025PAPERPATENT OWNER

Notice: Power of Attorney

Sep 17, 2025PAPERPATENT OWNER

Notice filing date accorded to Petition

Sep 5, 2025PAPERBOARD

Notice: Power of Attorney

Aug 27, 2025PAPERPETITIONER

Petition: as filed

Aug 27, 2025PAPERPETITIONER

US Patent No. 9730443

Aug 27, 2025EXHIBITPETITIONER

Graph of US Patent No. 9730443 patent family priority

Aug 27, 2025EXHIBITPETITIONER

Complaint - Enviro Tech vs Clean Chemistry - WDTX

Aug 27, 2025EXHIBITPETITIONER

Summons - Enviro Tech vs Clean Chemistry, Inc. - WDTX

Aug 27, 2025EXHIBITPETITIONER

File History of US Patent No. 9730443

Aug 27, 2025EXHIBITPETITIONER

Claims from US Patent Appl. No. 15/063293, now US Pat. 9737072

Aug 27, 2025EXHIBITPETITIONER

US Patent No. 8546449

Aug 27, 2025EXHIBITPETITIONER

Declaration in Support by Dr. A. Klibanov

Aug 27, 2025EXHIBITPETITIONER

US Patent No. 6387238

Aug 27, 2025EXHIBITPETITIONER

US Patent No. 7919122 (Okano 1)

Aug 27, 2025EXHIBITPETITIONER

EP Patent Appl. Pub. No. 0563460

Aug 27, 2025EXHIBITPETITIONER

WO 2011/017095

Aug 27, 2025EXHIBITPETITIONER

The Condensed Chemical Dictionary,10th ed., 1981

Aug 27, 2025EXHIBITPETITIONER

US Patent Appl. Pub. 2009/175956 (Buschmann 1)

Aug 27, 2025EXHIBITPETITIONER

US Patent Appl. Pub. 2009/314652 (Buschmann 2)

Aug 27, 2025EXHIBITPETITIONER

US Patent No. 6221341 (Montgomery)

Aug 27, 2025EXHIBITPETITIONER

EP Patent No. 1618786 (counterpart to US 7919122(Okano 1))

Aug 27, 2025EXHIBITPETITIONER

JP Patent Appl Pub 2006-045147 A certified English translation (Okano 2)

Aug 27, 2025EXHIBITPETITIONER

JP Patent Appl Pub 2006-045147 A Certification of Translation

Aug 27, 2025EXHIBITPETITIONER

JP Pat Appl Pub 2006-045147 A original in Japanese

Aug 27, 2025EXHIBITPETITIONER