USPTO trademark record

PYRAN

Dead mark · Owner Ruska Petroleum Laboratories · Classes 42

Mark details

Owner: Ruska Petroleum Laboratories
Serial number: 73500430
Registration number: 1338513
Status: CANCELLED - SECTION 8 (dead)
Classes: 42 (Software / tech services (SaaS, design, hosting))
Filed: 1984-09-21
Registered: 1985-05-28
Goods / services: Pyrolytic Analysis of Geological Samples for the Oil and Gas Industry

Register data as of 2026-11-09. Records can trail live filings — check the official USPTO search for the latest status before filing.

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