PTI
Dead / Cancelled — Cancelled — Section 8 (as of 28 Nov 2025)
What this means for you
This registration has been cancelled; it no longer blocks anyone on its own. The name may be available, but check before relying on it — rights can also come from actual use, not only from the register.
Record
- Serial number
- 86742486
- Registration number
- 5751554
- Mark type
- Design + words
- Filed
- 31 Aug 2015
- Published for opposition
- 02 Feb 2016
- Registered
- 14 May 2019
- Attorney of record
- John L. DuPre'
Goods and services
- Class 001 — Chemicals: Chemicals for scientific research purposes for synthesizing small molecule compounds; proteostasis regulators, namely, chemical preparations for scientific research; chemical additives for use in the manufacture of pharmaceuticals; cells for scientific and medical research; reagents for use in genetic research
- Class 005 — Pharmaceuticals: Pharmaceutical preparations for the treatment of respiratory conditions, diseases, syndromes and disorders
Owner
- Proteostasis Therapeutics, Inc., Boston, MA, US
- Proteostasis Therapeutics, Inc., Boston, MA, US
- Proteostasis Therapeutics, Inc., Cambridge, MA, US
Prosecution history
- 28 Nov 2025 — CANCELLED SEC. 8 (6-YR)
- 14 May 2024 — COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
- 23 Aug 2019 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 23 Aug 2019 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 14 May 2019 — REGISTERED-PRINCIPAL REGISTER
- 06 Apr 2019 — NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
- 05 Apr 2019 — ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
- 05 Apr 2019 — STATEMENT OF USE PROCESSING COMPLETE
- 28 Mar 2019 — USE AMENDMENT FILED
- 28 Mar 2019 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 28 Mar 2019 — TEAS STATEMENT OF USE RECEIVED
- 14 Sept 2018 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 13 Sept 2018 — SOU EXTENSION 5 GRANTED
- 05 Sept 2018 — SOU EXTENSION 5 FILED
- 13 Sept 2018 — CASE ASSIGNED TO INTENT TO USE PARALEGAL