US1114355A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas-producer.
Assignee: Allis Chalmers Corp
•
Filing: 1908-11-30
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Granted: 1914-10-20
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Expires: 1928-11-30
Abstract
No abstract record available.
Inventors
- 👤 Jules H Hirt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:20
CPC Classifications
C; C10; C10G; C10G9/00; C01; C01B; C01B3/00; C01B3/02; C01B3/32; C01B3/34; C01B3/46; Y; Y10; Y10S; Y10S48/00; Y10S48/04
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) | 1917-10-19 | 1918-04-20 | 1918-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-10-19 | 1922-04-20 | 1922-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-10-19 | 1926-04-20 | 1926-10-20 | $7700.00 | Window Closed / Lapsed |