CopyMark Law Group
4.9/5
Drawing for EM-400

USPTO serial 75157716

EM-400

Reviewed by CopyMark Law Group

Reg. 2166874Status 800Registered
Filing date
Status date
Registration date
Jun 23, 1998
Examiner
CHARLON, BARNEY
Law office
GENERIC WEB UPDATE

What this means

Status 800 means the registration was renewed after acceptable combined Section 8 and Section 9 filings. The mark remains registered for another 10-year term with active federal protection. Calendar the next Section 8 and 9 deadline in 10 years and maintain monitoring.

Status 800: Status 800 means the registration was renewed after acceptable combined Section 8 and Section 9 filings. The mark remains registered for another 10-year term with active federal protection.

Need help with EM-400?

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.
Trademark Monitoring
(312) 319-4460
Not the owner?
File a new U.S. trademark application, or speak with our attorneys.
Start a new application
(312) 319-4460

Owner

Attorney of record

The USPTO lists this attorney as the applicant's representative for correspondence on this application.

Jessica G. McDonald

Jessica G. McDonald Schwegman Lundberg & Woessner P.A.P.O. Box 2938Minneapolis, MN 55402United States

Goods and services

ClassDescriptionStatusFirst use
005tissue specimen embedding medium for invitro diagnostic useACTIVE—

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.

Prosecution history

DateCodeEventWhat it means
Sep 25, 2025TCCATEAS CHANGE OF CORRESPONDENCE RECEIVED—
Sep 25, 2025ARAAATTORNEY/DOM.REP.REVOKED AND/OR APPOINTEDThis 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.
Sep 25, 2025REAPTEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED—
May 25, 2024TCCATEAS CHANGE OF CORRESPONDENCE RECEIVED—
May 25, 2024ARAAATTORNEY/DOM.REP.REVOKED AND/OR APPOINTEDThis 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.
May 25, 2024REAPTEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED—
May 25, 2024CHANAPPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED—
May 25, 2024COARTEAS CHANGE OF OWNER ADDRESS RECEIVED—
Nov 10, 2021CHANAPPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED—
Nov 10, 2021TCCATEAS CHANGE OF CORRESPONDENCE RECEIVED—
Nov 10, 2021ARAAATTORNEY/DOM.REP.REVOKED AND/OR APPOINTEDThis 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 10, 2021REAPTEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED—
Nov 10, 2021COARTEAS CHANGE OF OWNER ADDRESS RECEIVED—
Nov 10, 2021CHANAPPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED—
Nov 10, 2021TCCATEAS CHANGE OF CORRESPONDENCE RECEIVED—
Nov 10, 2021ARAAATTORNEY/DOM.REP.REVOKED AND/OR APPOINTEDThis 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 10, 2021REAPTEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED—
Nov 10, 2021COARTEAS CHANGE OF OWNER ADDRESS RECEIVED—
Apr 12, 2018NA89NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED—
Apr 12, 2018RNL2REGISTERED 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.
Apr 12, 201889AGREGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTEDThe 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.
Apr 11, 2018E89RTEAS SECTION 8 & 9 RECEIVED—
Jun 23, 2017REM2COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED—
Aug 5, 2009ASGNAUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP—
Jul 8, 2009ARAAATTORNEY/DOM.REP.REVOKED AND/OR APPOINTEDThis 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 8, 2009REAPTEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED—
May 19, 2009WOAGWITHDRAWAL OF ATTORNEY GRANTED—
May 19, 2009WOARTEAS WITHDRAWAL OF ATTORNEY RECEIVED—
May 13, 2008RNL1REGISTERED 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.
May 13, 200889AGREGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTEDThe 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.
Mar 12, 2008PLGLASSIGNED TO PARALEGAL—
Mar 7, 2008E89RTEAS SECTION 8 & 9 RECEIVED—
Aug 14, 2007CFITCASE FILE IN TICRS—
Apr 9, 2007TCCATEAS CHANGE OF CORRESPONDENCE RECEIVED—
Sep 17, 2003C15AREGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.—
Jul 21, 2003815FREGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED—
Jul 21, 2003MAILPAPER RECEIVED—
Jun 23, 1998R.PRREGISTERED-PRINCIPAL REGISTERYour 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, 1998PUBOPUBLISHED FOR OPPOSITIONYour 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.
Feb 27, 1998NPUBNOTICE OF PUBLICATION—
Jan 26, 1998CNSAAPPROVED FOR PUB - PRINCIPAL REGISTER—
Oct 31, 1997CNFRFINAL REFUSAL MAILEDA final Office Action (final refusal) means the examining attorney is maintaining at least one refusal and your options are narrower. You can file a response addressing the refusal, appeal to the Trademark Trial and Appeal Board, or let the application abandon.
Sep 2, 1997CRFACORRESPONDENCE RECEIVED IN LAW OFFICE—
Mar 3, 1997CNRTNON-FINAL ACTION MAILEDA 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.
Feb 27, 1997DOCKASSIGNED TO EXAMINER—

Frequently asked questions

Related guidance