USPTO serial 98326400
CORNERSTONE
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Apr 21, 2026
- Examiner
- DEFORD, JEFFREY S
- Law office
- PUBLICATION AND ISSUE SECTION
What this means
Status 700 means the trademark is registered and active on the Principal Register. You have nationwide rights for the listed goods and services and may use ®. Section 8 maintenance is due between years five and six. Calendar Section 8 between years five and six, and consider trademark monitoring.
Need help with CORNERSTONE?
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
Monitor this mark, or talk with CopyMark about this registration.
Not the owner?
File a new U.S. trademark application, or speak with our attorneys.
Owner
CORNERSTONE GOVERNMENT AFFAIRS, INC.
Washington, DC, US
Other trademarks owned by CORNERSTONE GOVERNMENT AFFAIRS, INC.
CORNERSTONE GOVERNMENT AFFAIRS, INC.
Washington, DC, US
Other trademarks owned by CORNERSTONE GOVERNMENT AFFAIRS, INC.
CORNERSTONE GOVERNMENT AFFAIRS, INC.
Washington, DC, US
Other trademarks owned by CORNERSTONE GOVERNMENT AFFAIRS, INC.
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Andrea L. Calvaruso
Andrea L. Calvaruso Kelley Drye & Warren LLP175 Greenwich Street3 World Trade CenterNew York, NY 10007Goods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 035 | Public relations services; public relations consultancy; consultancy regarding public relations communication strategies; business consulting in the fields of corporate governance, government relations, and public relations, none of the foregoing in connection with learning management, skills management, and talent management, or the field of human resources; providing advice and assistance to commercial entities relating to the establishment and maintenance of business and contractual relationships with federal, state and local governments; providing information and news in the field of business, namely, information and news on current events and on economic, legislative, and regulatory developments as it relates to and can impact businesses; management of political action committees and associations for others. | ACTIVE | Sep 5, 2025 |
| 045 | Political lobbying services, namely promoting and advocating the interests of companies, entrepreneurs, and state and local authorities before the US Federal Government. | ACTIVE | Sep 5, 2025 |
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 CORNERSTONE GOVERNMENT AFFAIRS, INC.
- Other trademarks owned by CORNERSTONE GOVERNMENT AFFAIRS, INC.
- Other trademarks owned by CORNERSTONE GOVERNMENT AFFAIRS, INC.
- Other trademarks in Class 035
- Other trademarks in Class 045
- Similar marks named CORNERSTONE
- Recently changed USPTO trademarks
- Recently filed trademarks
- Browse all trademark records
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Apr 21, 2026 | NRCC | NOTICE OF REGISTRATION CONFIRMATION EMAILED | — |
| Apr 21, 2026 | 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. |
| Mar 31, 2026 | SUNA | NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED | — |
| Mar 31, 2026 | CNPR | ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED | — |
| Mar 26, 2026 | SUPC | STATEMENT OF USE PROCESSING COMPLETE | — |
| Mar 26, 2026 | AITU | CASE ASSIGNED TO INTENT TO USE PARALEGAL | — |
| Sep 23, 2025 | IUAF | USE AMENDMENT FILED | — |
| Sep 23, 2025 | EISU | TEAS STATEMENT OF USE RECEIVED | The applicant filed a Statement of Use with specimens showing the mark in actual commerce. The USPTO will review the filing for compliance. If accepted, the mark can proceed to registration; if deficient, the USPTO may issue a requirement or office action. |
| May 13, 2025 | NOAM | NOA E-MAILED - SOU REQUIRED FROM APPLICANT | A Notice of Allowance means your intent-to-use application cleared examination and opposition but is not registered yet. You must file a Statement of Use showing the mark in commerce, or request an extension, before the deadline — usually six months from the notice date. |
| Apr 30, 2025 | CHPB | POST PUBLICATION AMENDMENT - ENTERED | — |
| Apr 28, 2025 | APET | ASSIGNED TO PETITION STAFF | — |
| Apr 4, 2025 | ETOP | EXTENSION OF TIME TO OPPOSE PROCESS - TERMINATED | — |
| Mar 20, 2025 | EPPA | TEAS POST PUBLICATION AMENDMENT RECEIVED | — |
| Oct 21, 2024 | ETOF | EXTENSION OF TIME TO OPPOSE RECEIVED | — |
| Sep 24, 2024 | NPUB | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | — |
| Sep 24, 2024 | 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. |
| Sep 4, 2024 | NONP | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED | — |
| Aug 22, 2024 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Aug 21, 2024 | TEME | TEAS/EMAIL CORRESPONDENCE ENTERED | — |
| Aug 21, 2024 | CRFA | CORRESPONDENCE RECEIVED IN LAW OFFICE | — |
| Aug 21, 2024 | 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. |
| Jul 23, 2024 | GNRN | NOTIFICATION OF NON-FINAL ACTION E-MAILED | 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. |
| Jul 23, 2024 | GNRT | NON-FINAL ACTION E-MAILED | 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. |
| Jul 23, 2024 | 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. |
| Jul 23, 2024 | DOCK | ASSIGNED TO EXAMINER | — |
| Apr 3, 2024 | NWOS | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | — |
| Dec 21, 2023 | NWAP | NEW APPLICATION ENTERED | — |