Patent US1077219A successfully refreshed from Google Patents.
US1077219A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal generator.
Assignee: Individual
•
Filing: 1913-08-08
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Granted: 1913-10-28
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Expires: 1933-08-08
Abstract
No abstract record available.
Inventors
- 👤 William W Coblentz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:17
CPC Classifications
H; H10; H10N; H10N10/00
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) | 1916-10-27 | 1917-04-28 | 1917-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1920-10-27 | 1921-04-28 | 1921-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1924-10-27 | 1925-04-28 | 1925-10-28 | $7700.00 | Window Closed / Lapsed |