CA586229A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Extraction of mineral oil from oil-bearing rock, sand or the like
Assignee: Roehm GmbH Darmstadt
•
Filing: —
•
Granted: 1959-11-03
•
Expires: 1976-11-03
Abstract
No abstract record available.
Inventors
- 👤 Volker Theodor
- 👤 Walter Hans
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-10-27 08:32
CPC Classifications
—
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.