US926260A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic engine.
Assignee: Individual
•
Filing: 1908-10-21
•
Granted: 1909-06-29
•
Expires: 1928-10-21
Abstract
No abstract record available.
Inventors
- 👤 Daniel Klein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:33
CPC Classifications
F; F01; F01L; F01L25/00; F01L25/02; F01L25/04; F01L25/06; F01L25/066; B; B25; B25D; B25D9/00; B25D9/06; B25D9/08
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) | 1912-06-28 | 1912-12-28 | 1913-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-06-28 | 1916-12-28 | 1917-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-06-28 | 1920-12-28 | 1921-06-29 | $7700.00 | Window Closed / Lapsed |