USPTO serial 75161465
LIBRARY EFFICIENCY
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Jul 29, 1997
- Examiner
- CASE, LEIGH CAROLINE
- 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 LIBRARY EFFICIENCY?
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.
Get Attorney Assistance for just $299*
Plus Government fees of $650
Not the owner?
File a new U.S. trademark application, or speak with our attorneys.
Owner
CARLSBAD, DE, US
Gaithersburg, MD, US
Gaithersburg, MD, US
Gaithersburg, MD, US
Carlsbad, CA, US
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Kenya L. Williams
Kenya L. Williams Thermo Fisher Scientific5781 Van Allen WayCarlsbad, CA 92008United StatesGoods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 001 | competent cells for molecular biology cloning for research use | ACTIVE | Dec 10, 1987 |
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 INVITROGEN CORPORATION
- Other trademarks owned by Life Technologies, Inc.
- Other trademarks owned by Life Technologies, Inc.
- Other trademarks owned by Life Technologies, Inc.
- Other trademarks owned by Life Technologies Corporation
- Other trademarks in Class 001
- Similar marks named LIBRARY EFFICIENCY
- Recently changed USPTO trademarks
- Recently filed trademarks
- Browse all trademark records
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Jul 29, 2026 | REM2 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED | — |
| Aug 12, 2025 | EWAF | TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS | — |
| Aug 12, 2025 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Aug 12, 2025 | 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 12, 2025 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Aug 12, 2025 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Aug 12, 2025 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Mar 10, 2023 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Mar 10, 2023 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Mar 10, 2023 | 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. |
| Mar 10, 2023 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Mar 10, 2023 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Nov 12, 2016 | NA89 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | — |
| Nov 12, 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 12, 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 10, 2016 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Jul 29, 2016 | REM2 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED | — |
| Jul 23, 2014 | 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. |
| Jul 23, 2014 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Aug 2, 2011 | 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 2, 2011 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Feb 1, 2011 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Aug 29, 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. |
| Aug 29, 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. |
| Aug 14, 2007 | PLGL | ASSIGNED TO PARALEGAL | — |
| Jul 25, 2007 | 89AF | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED | — |
| Jul 25, 2007 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Jul 25, 2007 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Jul 13, 2007 | 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. |
| Jul 13, 2007 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Mar 8, 2007 | CFIT | CASE FILE IN TICRS | — |
| Sep 20, 2003 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |
| Jul 22, 2003 | 815F | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED | — |
| Jul 22, 2003 | E815 | TEAS SECTION 8 & 15 RECEIVED | — |
| Jul 29, 1997 | 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. |
| May 6, 1997 | 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. |
| Apr 4, 1997 | NPUB | NOTICE OF PUBLICATION | — |
| Mar 11, 1997 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Mar 8, 1997 | DOCK | ASSIGNED TO EXAMINER | — |