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IP Verse

Clean Chemistry, Inc. v. Enviro Tech Chemical Services, Inc. et al. - IPR2025-01472

Explore the PTAB proceeding IPR2025-01472 filed by Clean Chemistry, Inc. against Enviro Tech Chemical Services, Inc. et al. on Sep 8, 2025. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number
IPR2025-01472
Filing Date
Sep 8, 2025
Petitioner
Clean Chemistry, Inc.
Respondent
Enviro Tech Chemical Services, Inc. et al.
Status
Pending
Respondent Application Number
13065553
Respondent Tech Center
1600
Respondent Patent Number
8546449

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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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Discretionary Denial Brief

Nov 14, 2025PAPERPATENT OWNER

Exhibit 2003 - Complaint and Exhibits

Nov 14, 2025EXHIBITPATENT OWNER

Exhibit 2004 - Scheduling Order

Nov 14, 2025EXHIBITPATENT OWNER

Exhibit 2005 - Claim Construction Order

Nov 14, 2025EXHIBITPATENT OWNER

Exhibit 2006 - March 24, 2025 PTAB Memo

Nov 14, 2025EXHIBITPATENT OWNER

Exhibit 2007 - March 26, 2025 PTAB Memo

Nov 14, 2025EXHIBITPATENT OWNER

Exhibit 2008 - Docket Navigator - Stay Pending IPR

Nov 14, 2025EXHIBITPATENT OWNER

Exhibit 2009 - Docket Navigator - Time to Trial

Nov 14, 2025EXHIBITPATENT OWNER

Exhibit 2010 - First Amended Preliminary Invalidity Contentions

Nov 14, 2025EXHIBITPATENT OWNER

Exhibit 2011 - Bankosky LinkedIn

Nov 14, 2025EXHIBITPATENT OWNER

Exhibit 2012 - Donabed Declaration

Nov 14, 2025EXHIBITPATENT OWNER

Exhibit 2013 - Wiseman LinkedIn

Nov 14, 2025EXHIBITPATENT OWNER

Exhibit 2014 - WO2024108086

Nov 14, 2025EXHIBITPATENT OWNER

Exhibit 2015 - WO2024238884

Nov 14, 2025EXHIBITPATENT OWNER

Exhibit 2016 - Clean Chemistry Google Patent Search

Nov 14, 2025EXHIBITPATENT OWNER

Exhibit 2017 - Interim Director Discretionary Process

Nov 14, 2025EXHIBITPATENT OWNER

Exhibit 2018 - FAQs for Interim Processes

Nov 14, 2025EXHIBITPATENT OWNER

Notice: Updated Mandatory Notices

Nov 12, 2025PAPERPATENT OWNER

Motion for PHV Admission of Jennifer Sandlin

Nov 12, 2025PAPERPATENT OWNER

Exhibit 2002 - PHV Declaration of Jennifer Sandlin

Nov 12, 2025EXHIBITPATENT OWNER

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

Nov 4, 2025PAPERPATENT OWNER

PHV Declaration of Ann Fort

Nov 4, 2025EXHIBITPATENT OWNER

Notice: Power of Attorney

Nov 4, 2025PAPERPATENT OWNER

Notice: Mandatory Notice

Sep 29, 2025PAPERPATENT OWNER

Notice: Power of Attorney

Sep 29, 2025PAPERPATENT OWNER

Notice filing date accorded to Petition

Sep 18, 2025PAPERBOARD

U.S. Patent No. 8,546,449

Sep 8, 2025EXHIBITPETITIONER

Prosecution History of US Patent No. 8,546,449

Sep 8, 2025EXHIBITPETITIONER

Curriculum Vitae of Alexander M. Klibanov, Ph.D.

Sep 8, 2025EXHIBITPETITIONER

JP 2006-045147 A ("Okano")

Sep 8, 2025EXHIBITPETITIONER

WO 2001/046519 ("Withenshaw")

Sep 8, 2025EXHIBITPETITIONER

US 3,432,546 ("Oringer")

Sep 8, 2025EXHIBITPETITIONER

US 7,271,137 ("Tucker")

Sep 8, 2025EXHIBITPETITIONER

US 2,448,252 to Cornthwaite et al. ("Cornthwaite")

Sep 8, 2025EXHIBITPETITIONER

US Pat. Appl. Publ. No. US 2009/0043123 to Copenhafer et al. ("Copenhafer")

Sep 8, 2025EXHIBITPETITIONER

US Pat. Appl. Publ No US 2009/0175956 to Buschmann et al ("Buschmann '956")

Sep 8, 2025EXHIBITPETITIONER

Luyben, Chemical Reactor Design and Control (2007) ("Luyben")

Sep 8, 2025EXHIBITPETITIONER

Hill, Chemical Engineering Kinetics & Reactor Design (1977) ("Hill")

Sep 8, 2025EXHIBITPETITIONER

US Pat. Appl. Publ. No. US 2007/0082832 to DiCosimo et al. ("DiCosimo")

Sep 8, 2025EXHIBITPETITIONER

Patent Owner's Complaint, Enviro Tech v. Clean Chem

Sep 8, 2025EXHIBITPETITIONER

Patent Owner's Executed Summons, Enviro Tech v. Clean Chem

Sep 8, 2025EXHIBITPETITIONER

Notice: Power of Attorney

Sep 8, 2025PAPERPETITIONER

Declaration of Alexander M. Klibanov, Ph.D.

Sep 8, 2025EXHIBITPETITIONER

Petition: as filed

Sep 8, 2025PAPERPETITIONER