US2485433A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure responsive device
Assignee: Honeywell Inc
•
Filing: 1946-04-04
•
Granted: 1949-10-18
•
Expires: 1966-04-04
Abstract
No abstract record available.
Inventors
- 👤 Crum Stephen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:30
CPC Classifications
F; F02; F02B; F02B37/00; F02B37/12; F02B37/18; F02B37/183; F02B37/186; F02D; F02D11/00; F02D11/06; F02D11/10; F02D23/00; G; G05; G05D; G05D16/00; G05D16/20; G05D16/2006; G05D16/2013; G05D16/202; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US39114A
Cited
US999329A
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US1344340A
Cited
US2203523A
Cited
US2170744A
Cited
US2182123A
Cited
US2283378A
Cited
US2256473A
Cited
US2356202A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-17 | 1953-04-18 | 1953-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-17 | 1957-04-18 | 1957-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-17 | 1961-04-18 | 1961-10-18 | $7700.00 | Window Closed / Lapsed |