USPTO serial 73578789
CLK
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Sep 9, 1986
- Examiner
- MACK, MARY
- Law office
- GENERIC WEB UPDATE
What this means
This registration is in, or will soon enter, a USPTO maintenance window. Missing a Section 8 or Section 9 filing can cancel the registration.
Need help with CLK?
If you own this trademark, we can monitor new filings and help with USPTO deadlines. If you do not, we can file a new U.S. application.
Current trademark owner
Get help with this Renewal, set up monitoring, or talk with CopyMark.
Not the owner?
File a new U.S. trademark application, or speak with our attorneys.
Owner
WOODBURY, NY
WOODBURY, NY
WOODBURY, NY
TOKYO, JP
Goods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 010 | LIGHT SOURCES FOR ENDOSCOPES | ACTIVE | Dec 14, 1970 |
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 OLYMPUS CORPORATION
- Other trademarks owned by OLYMPUS CORPORATION
- Other trademarks owned by OLYMPUS CORPORATION
- Other trademarks owned by OLYMPUS CORPORATION
- Other trademarks in Class 010
- Similar marks named CLK
- Recently changed USPTO trademarks
- Recently filed trademarks
- Browse all trademark records
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Sep 9, 2025 | REM2 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED | — |
| Aug 21, 2024 | EWAF | TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS | — |
| Aug 21, 2024 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Aug 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. |
| Aug 21, 2024 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Aug 21, 2024 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Aug 21, 2024 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Oct 11, 2022 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Oct 11, 2022 | ECDR | TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS | — |
| Oct 11, 2022 | 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. |
| Oct 11, 2022 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Feb 6, 2020 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Dec 2, 2019 | 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. |
| Dec 2, 2019 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Nov 24, 2019 | 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. |
| Nov 24, 2019 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Nov 1, 2016 | NA89 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | — |
| Nov 1, 2016 | RNL2 | REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS) | The trademark registration was renewed for another 10-year term after acceptable maintenance filings. RNL1, RNL2, and RNL3 indicate which renewal cycle (first, second, or third 10-year term) was recorded. The registration remains active. |
| Nov 1, 2016 | 89AG | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED | The USPTO accepted your combined Section 8 declaration and Section 9 renewal application. The registration is renewed for another 10-year term. The next combined maintenance filing will be due at the following 10-year anniversary. |
| Nov 1, 2016 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Aug 18, 2016 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Jun 29, 2016 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Jun 29, 2016 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Nov 6, 2007 | RNL1 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) | The trademark registration was renewed for another 10-year term after acceptable maintenance filings. RNL1, RNL2, and RNL3 indicate which renewal cycle (first, second, or third 10-year term) was recorded. The registration remains active. |
| Nov 6, 2007 | 89AG | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED | The USPTO accepted your combined Section 8 declaration and Section 9 renewal application. The registration is renewed for another 10-year term. The next combined maintenance filing will be due at the following 10-year anniversary. |
| Oct 29, 2007 | PR89 | RESPONSE RECEIVED TO POST REG. ACTION - SEC. 8 & 9 | — |
| Oct 29, 2007 | PAPER RECEIVED | — | |
| Oct 3, 2007 | ASGN | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP | — |
| May 8, 2007 | PR89 | POST REGISTRATION ACTION MAILED - SEC. 8 & 9 | — |
| Apr 2, 2007 | PLGL | ASSIGNED TO PARALEGAL | — |
| Mar 7, 2007 | 89AF | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED | — |
| Mar 7, 2007 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Sep 29, 2006 | CFIT | CASE FILE IN TICRS | — |
| Feb 25, 1992 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |
| Oct 11, 1991 | 815F | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED | — |
| Sep 9, 1986 | 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. |
| Jun 17, 1986 | 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. |
| May 18, 1986 | NPUB | NOTICE OF PUBLICATION | — |
| Apr 18, 1986 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Mar 26, 1986 | DOCK | ASSIGNED TO EXAMINER | — |