US627795A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acetylene-gas generator.
Assignee: Individual
•
Filing: 1897-10-11
•
Granted: 1899-06-27
•
Expires: 1917-10-11
Abstract
No abstract record available.
Inventors
- 👤 Charles W Beck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:21
CPC Classifications
E; E05; E05F; E05F15/00; E05F15/40; E05F15/41; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7804
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) | 1902-06-27 | 1902-12-27 | 1903-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1906-06-27 | 1906-12-27 | 1907-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1910-06-27 | 1910-12-27 | 1911-06-28 | $7700.00 | Window Closed / Lapsed |