US1321340A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air-compbessoh
Assignee: —
•
Filing: —
•
Granted: 1919-11-11
•
Expires: 1936-11-11
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:57
CPC Classifications
F; F01; F01C; F01C1/00; F01C1/30; F01C1/40; F01C1/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1922-11-10 | 1923-05-12 | 1923-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1926-11-10 | 1927-05-12 | 1927-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1930-11-10 | 1931-05-12 | 1931-11-11 | $7700.00 | Window Closed / Lapsed |