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Drawing for DIFFUSOR

USPTO serial 87091701

DIFFUSOR

Reviewed by CopyMark Law Group

Reg. 5538093Status 710
Filing date
Status date
Registration date
Aug 14, 2018
Examiner
CHADAB, SETH WILLIG
Law office
PUBLICATION AND ISSUE SECTION

What this means

Status 710 means the registration was cancelled because a required Section 8 declaration of continued use was not filed within the deadline (including any grace period). The federal registration is no longer active. Evaluate filing a new application if you still use the mark, or petition if cancellation was erroneous. Consult counsel on remaining common-law rights.

Status 710: Status 710 means the registration was cancelled because a required Section 8 declaration of continued use was not filed within the deadline (including any grace period). The federal registration is no longer active.

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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.

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Owner

Attorney of record

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

Marlene J. Williams

Marlene J. Williams Buchalter, A Professional Corporation425 Market Street, Suite 2900San Francisco, CA 94105UNITED STATES

Goods and services

ClassDescriptionStatusFirst use
007Oil and gas well downhole system comprised of tools, namely, fracports for the placement of fluids or fluid control out of wells, ball seats, valves, ceramic or metal balls for use in the flow of fluids, wellbore casing, tubing, circulating valves, centralizers, wireline retrievable ball seats, liner hangers, liner packer, wiper darts and plugs, wiper ball, all used in oil and gas well completions for fracturing wells for stimulation of oil or gas recoverySECTION 8 - CANCELLED—

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
Feb 28, 2025C8..CANCELLED SEC. 8 (6-YR)—
Aug 14, 2023REM1COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED—
Jul 12, 2022TCCATEAS CHANGE OF CORRESPONDENCE RECEIVED—
Jul 12, 2022ARAAATTORNEY/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 12, 2022REAPTEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED—
Jul 7, 2021CHANAPPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED—
Jul 7, 2021TCCATEAS CHANGE OF CORRESPONDENCE RECEIVED—
Jul 7, 2021ECDRTEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS—
Jul 7, 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.
Jul 7, 2021REAPTEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED—
Jul 7, 2021COARTEAS CHANGE OF OWNER ADDRESS RECEIVED—
Oct 19, 2020CHANAPPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED—
Oct 19, 2020TCCATEAS CHANGE OF CORRESPONDENCE RECEIVED—
Oct 19, 2020ARAAATTORNEY/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.
Oct 19, 2020REAPTEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED—
Oct 19, 2020COARTEAS CHANGE OF OWNER ADDRESS RECEIVED—
Jun 12, 2019CHANAPPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED—
Jun 12, 2019COARTEAS CHANGE OF OWNER ADDRESS RECEIVED—
Aug 14, 2018R.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.
May 29, 2018NPUBOFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED—
May 29, 2018PUBOPUBLISHED 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.
May 9, 2018NONPNOTIFICATION OF NOTICE OF PUBLICATION E-MAILED—
Apr 26, 2018CNSAAPPROVED FOR PUB - PRINCIPAL REGISTER—
Jan 9, 2018DOCKASSIGNED TO EXAMINER—
Dec 13, 2017GNFNNOTIFICATION OF FINAL REFUSAL EMAILED—
Dec 13, 2017GNFRFINAL REFUSAL E-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.
Dec 13, 2017CNFRFINAL REFUSAL WRITTENA 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.
Nov 25, 2017TEMETEAS/EMAIL CORRESPONDENCE ENTERED—
Nov 25, 2017CRFACORRESPONDENCE RECEIVED IN LAW OFFICE—
Nov 25, 2017CHANAPPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED—
Nov 19, 2017ALIEASSIGNED TO LIE—
Nov 8, 2017ERSITEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED—
Nov 8, 2017TCCATEAS CHANGE OF CORRESPONDENCE RECEIVED—
Nov 1, 2017GNS2NOTIFICATION OF INQUIRY AS TO SUSPENSION E-MAILED—
Nov 1, 2017GNSIINQUIRY TO SUSPENSION E-MAILED—
Nov 1, 2017CNSISUSPENSION INQUIRY WRITTEN—
May 1, 2017GNS3NOTIFICATION OF LETTER OF SUSPENSION E-MAILED—
May 1, 2017GNSLLETTER OF SUSPENSION E-MAILED—
May 1, 2017CNSLSUSPENSION LETTER WRITTEN—
Apr 12, 2017TEMETEAS/EMAIL CORRESPONDENCE ENTERED—
Apr 11, 2017CRFACORRESPONDENCE RECEIVED IN LAW OFFICE—
Apr 11, 2017TROATEAS RESPONSE TO OFFICE ACTION RECEIVEDThis 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 12, 2016GNRNNOTIFICATION OF NON-FINAL ACTION E-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.
Oct 12, 2016GNRTNON-FINAL ACTION E-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.
Oct 12, 2016CNRTNON-FINAL ACTION WRITTENA 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.
Oct 12, 2016DOCKASSIGNED TO EXAMINER—
Jul 7, 2016NWOSNEW APPLICATION OFFICE SUPPLIED DATA ENTERED—
Jul 5, 2016NWAPNEW APPLICATION ENTERED—

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