US2989076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller actuated valve
Assignee: Honeywell Inc
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Filing: 1957-08-30
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Granted: 1961-06-20
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Expires: 1977-08-30
Abstract
No abstract record available.
Inventors
- 👤 Charles P Rohmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:40
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/02; F16K11/022; F16K7/00; F16K7/12; F16K7/14; F16K7/16; Y; Y10; Y10S; Y10S251/00; Y10S251/901; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86574
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-19 | 1964-12-19 | 1965-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-19 | 1968-12-19 | 1969-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-19 | 1972-12-19 | 1973-06-20 | $7700.00 | Window Closed / Lapsed |