CA155553A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Vapour mechanism for gas machinery
Assignee: PEAT COAL INVESTMENT COMPANY Ltd
•
Filing: 1911-07-29
•
Granted: 1914-05-12
•
Expires: 1931-07-29
Abstract
No abstract record available.
Inventors
- 👤 Thomas Rigby
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-11-08 05:04
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.