USPTO serial 79230643
HYDRO-CHEM
Reviewed by CopyMark Law Group
Reg. 5640055Status 709
- Filing date
- Status date
- Registration date
- Jan 1, 2019
- Examiner
- COHEN, ROBERT ANDREW
- Law office
- PUBLICATION AND ISSUE SECTION
What this means
This page summarizes the public USPTO record for this serial number, including owners, goods and services, and prosecution history.
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Owner
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Mari-Elise Paul
Mari-Elise Paul Stites & Harbison PLLC400 West Market Street, Suite 1800Louisville, KY 40202United StatesGoods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 011 | Electrochemical gas generators for industrial utility gases, in particular hydrogen and oxygen; thermochemical synthetic gas generators; steam reformers for use in generating hydrogen; hydrogen gas generators; hydrogen-generation equipment and components, namely, hydrogen gas purifiers, hydrogen gas separating apparatus, hydrogen gas scrubbers, hydrogen absorbers and absorber installations; apparatus for the separation and purifying of industrial gases and natural gases, in particular, process gases, natural gas, and refinery gases | SECTION 71 - CANCELLED | — |
Related trademarks
CopyMark links this record to cited §2(d) serials, the owner's other marks, Nice classes, similar mark names, and recently changed USPTO applications.
- Other trademarks owned by Linde GmbH
- Other trademarks owned by Linde GmbH
- Other trademarks owned by Linde Aktiengesellschaft
- Other trademarks owned by Linde Aktiengesellschaft
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Mar 18, 2026 | INTR | TOTAL INVALIDATION OF REG EXT PROTECTION CREATED | — |
| Jul 18, 2025 | C71T | CANCELLED SECTION 71 | — |
| Mar 13, 2025 | ADCH | CHANGE OF NAME/ADDRESS REC'D FROM IB | — |
| Feb 21, 2024 | EWAF | TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS | — |
| Feb 21, 2024 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Feb 21, 2024 | ARAA | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED | This event means the applicant filed a response to a USPTO Office Action — typically arguments, amendments, or evidence addressing the examiner's objections. The USPTO will review the response and either allow the mark to proceed or issue another action. |
| Feb 21, 2024 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Jan 1, 2024 | REM3 | COURTESY REMINDER - SEC. 71 (6-YR) E-MAILED | — |
| Mar 12, 2021 | ADCH | CHANGE OF NAME/ADDRESS REC'D FROM IB | — |
| May 10, 2019 | FINO | FINAL DECISION TRANSACTION PROCESSED BY IB | — |
| Apr 23, 2019 | FICS | FINAL DISPOSITION NOTICE SENT TO IB | — |
| Apr 23, 2019 | FIMP | FINAL DISPOSITION PROCESSED | — |
| Apr 1, 2019 | FICR | FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB | — |
| Jan 1, 2019 | R.PR | REGISTERED-PRINCIPAL REGISTER | Your trademark is registered on the Principal Register — the strongest form of federal trademark protection. You may use the ® symbol for the covered goods and services. Maintenance filings (Section 8 and renewals) are required to keep the registration alive. |
| Oct 16, 2018 | NPUB | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | — |
| Oct 16, 2018 | PUBO | PUBLISHED FOR OPPOSITION | Your mark was published in the USPTO Official Gazette for a 30-day opposition window. During that period, third parties who believe they would be harmed can file an opposition. If no opposition is filed, prosecution usually continues toward registration or a Notice of Allowance. |
| Oct 12, 2018 | GPNX | NOTIFICATION PROCESSED BY IB | — |
| Sep 26, 2018 | OPNS | NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB | — |
| Sep 26, 2018 | NONP | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED | — |
| Sep 26, 2018 | OP2R | NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB | — |
| Sep 7, 2018 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Sep 6, 2018 | TEME | TEAS/EMAIL CORRESPONDENCE ENTERED | — |
| Sep 6, 2018 | CRFA | CORRESPONDENCE RECEIVED IN LAW OFFICE | — |
| Sep 5, 2018 | ALIE | ASSIGNED TO LIE | — |
| Aug 20, 2018 | TROA | TEAS RESPONSE TO OFFICE ACTION RECEIVED | This event means the applicant filed a response to a USPTO Office Action — typically arguments, amendments, or evidence addressing the examiner's objections. The USPTO will review the response and either allow the mark to proceed or issue another action. |
| Jun 2, 2018 | RFNT | REFUSAL PROCESSED BY IB | — |
| May 14, 2018 | RFCS | NON-FINAL ACTION MAILED - REFUSAL SENT TO IB | — |
| May 14, 2018 | RFRR | REFUSAL PROCESSED BY MPU | — |
| May 10, 2018 | RFCR | NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW | — |
| May 9, 2018 | CNRT | NON-FINAL ACTION WRITTEN | A non-final Office Action means the USPTO examining attorney has raised at least one issue with your trademark application but has not made a final decision. You usually have three months to respond with arguments, amendments, or evidence. Missing the deadline can abandon the application. |
| May 4, 2018 | MAFR | APPLICATION FILING RECEIPT MAILED | — |
| Apr 30, 2018 | DOCK | ASSIGNED TO EXAMINER | — |
| Apr 30, 2018 | NWOS | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | — |
| Apr 27, 2018 | LIMI | LIMITATION FROM ORIGINAL APPLICATION ENTERED | — |
| Apr 26, 2018 | REPR | SN ASSIGNED FOR SECT 66A APPL FROM IB | — |