US1190167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic control for flash-boilers.
Assignee: General Electric Co
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Filing: 1915-05-25
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Granted: 1916-07-04
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Expires: 1935-05-25
Abstract
No abstract record available.
Inventors
- 👤 George H Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:29
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/40; F; F24; F24H; F24H1/00; F24H1/10; F24H1/101; F24H1/102; F24H1/105
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) | 1919-07-04 | 1920-01-03 | 1920-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-07-04 | 1924-01-03 | 1924-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-07-04 | 1928-01-03 | 1928-07-04 | $7700.00 | Window Closed / Lapsed |