RATIONAL

LIVE

Serial Number

73422639

Owner

RATIONAL MACHINES, INC.

Attorney

Valerie Calloway

Filing Date

Apr 21, 1983

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RATIONAL Trademark

Serial Number: 73422639 • Registration: 1298514

RATIONAL is a trademark filed by RATIONAL MACHINES, INC. on April 21, 1983. The trademark is classified under Class 9 (Computers & Electronics). The application is currently registered and active.

Trademark Classes

Class 9 - Computers & Electronics

Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments

Owner Contact Info

RATIONAL MACHINES, INC. (3 trademarks)

MOUNTAIN VIEW, CA 94043

Entity Type: 03

RATIONAL (18 trademarks)

SANTA CLARA, CA 950543197

Entity Type: 03

INTERNATIONAL BUSINESS MACHINES CORPORATION (2,700 trademarks)

ARMONK, NY

Entity Type: 03

Legal Representation

Attorney of Record

Valerie Calloway

372 trademarks filed View all →

Correspondence Address

Valerie Calloway International Business Machines Corporation

1 North Castle Drive

Intellectual Property - Trademarks

Armonk, NY 10504

United States

Trademark Details

Filing Date

April 21, 1983

Registration Date

October 2, 1984

Published for Opposition

July 24, 1984

Goods & Services

Pre-Recorded Computer Programs for Use in the Field of Programming Tools

Filing History

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Aug 18, 2025 EWAF

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Aug 18, 2025 TCCA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Aug 18, 2025 ARAA

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Aug 18, 2025 REAP

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Aug 18, 2025 CHAN

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Aug 18, 2025 COAR

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Dec 2, 2024 NA89

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

Dec 2, 2024 RNL3

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Dec 2, 2024 89AG

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Dec 2, 2024 APRE

TEAS SECTION 8 & 9 RECEIVED

Aug 28, 2024 E89R

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Oct 2, 2023 REM2

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 25, 2019 ARAA

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Sep 25, 2019 REAP

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Mar 5, 2015 NA89

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Mar 5, 2015 RNL2

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Mar 5, 2015 89AG

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Mar 5, 2015 APRE

TEAS SECTION 8 & 9 RECEIVED

Feb 19, 2015 E89R

CASE FILE IN TICRS

Mar 24, 2011 CFIT

CASE FILE IN TICRS

Mar 10, 2011 CFIT

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Oct 19, 2004 RNL1

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Oct 19, 2004 89AG

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

Sep 17, 2004 89AF

TEAS SECTION 8 & 9 RECEIVED

Sep 17, 2004 E89R

PAPER RECEIVED

Nov 13, 2003 MAIL

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

Mar 4, 1992 C15A

AMENDMENT UNDER SECTION 7 - PROCESSED

Jan 24, 1992 A7OK

RESPONSE RECEIVED TO POST REG. ACTION

Oct 18, 1991 RRPR

POST REGISTRATION ACTION MAILED - SEC. 7

Jun 27, 1991 PRAM

SEC 7 REQUEST FILED

Apr 1, 1991 AMD7

POST REGISTRATION ACTION MAILED - SEC. 8 & 15

Jan 8, 1991 PR23

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

Sep 21, 1990 815F

REGISTERED-PRINCIPAL REGISTER

Oct 2, 1984 R.PR

PUBLISHED FOR OPPOSITION

Jul 24, 1984 PUBO

NOTICE OF PUBLICATION

May 21, 1984 NPUB

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 22, 1984 CNSA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Feb 1, 1984 CRFA

NON-FINAL ACTION MAILED

Dec 15, 1983 CNRT

ASSIGNED TO EXAMINER

Nov 17, 1983 DOCK

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