LEUKERAN
Live / Registered — Registered and renewed (as of 02 Apr 2026)
What this means for you
Registered since 15 Jan 1957. The owner can stop confusingly similar uses in the classes it covers; it stays on the register as long as the owner keeps up the maintenance filings (next due by 15 Jan 2027).
Record
- Serial number
- 72008531
- Registration number
- 0639954
- Mark type
- Word mark
- Filed
- 18 May 1956
- Registered
- 15 Jan 1957
- Next maintenance due
- 15 Jan 2027
- Attorney of record
- Steven M. Forte
Goods and services
- Class 005 — Pharmaceuticals
- Class 018 — Leather goods: MEDICINAL PREPARATION USEFUL IN THE TREATMENT OF CERTAIN NEOPLASTIC DISEASES, ESPECIALLY THOSE RELATED TO LYMPHOCYTIC TISSUE
Owner
- WOODWARD SPECIALTY LLC, BAYAMON, PR, US
- WAYLIS THERAPEUTICS LLC, Rahway, NJ, US
- WOODWARD SPECIALTY LLC, GUAYNABO, MI, US
- ASPEN GLOBAL INCORPORATED, Dallas, TX, MU
- GLAXOSMITHKLINE LLC, WILMINGTON, DE, US
- GLAXOSMITHKLINE LLC, WILMINGTON, DE, US
- SMITHKLINE BEECHAM CORPORATION, PHILADELPHIA, PA, US
- GLAXO WELLCOME INC., RESEARCH TRIANGLE PARK, NC, US
- BURROUGHS WELLCOME & CO. (U. S. A.) INC., TUCKAHOE, NY, US
Prosecution history
- 02 Apr 2026 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 02 Apr 2026 — REGISTERED AND RENEWED (FIFTH RENEWAL - 10 YRS)
- 02 Apr 2026 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 02 Apr 2026 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 23 Jan 2026 — TEAS SECTION 8 & 9 RECEIVED
- 15 Jan 2026 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 30 Oct 2024 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 12 Sept 2024 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 12 Sept 2024 — TEAS WITHDRAWAL AS DOMESTIC REPRESENTATIVE RECEIVED
- 12 Sept 2024 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 12 Sept 2024 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 12 Sept 2024 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 12 Sept 2024 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 22 Jul 2024 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 04 May 2022 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP