Patent US2779627A successfully refreshed from Google Patents.
US2779627A
Expired / Lapsed
US
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Pneumatic control
Assignee: Individual
•
Filing: 1952-10-01
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Granted: 1957-01-29
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Expires: 1972-10-01
Abstract
No abstract record available.
Inventors
- 👤 Russell J Gray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:01
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/24; B05B7/2489; F; F16; F16K; F16K31/00; F16K31/12; F16K31/36; G; G05; G05D; G05D7/00; G05D7/01; G05D7/0126; G05D7/0133; G05D7/014; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2544; Y10T137/2557; Y10T137/8593; Y10T137/85978; Y10T137/86171
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1804751A
Cited
US1726102A
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US2045164A
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US1998223A
Cited
US2050041A
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US2248354A
Cited
US2558681A
Cited
US2578102A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-29 | 1960-07-30 | 1961-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-29 | 1964-07-30 | 1965-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-29 | 1968-07-30 | 1969-01-29 | $7700.00 | Window Closed / Lapsed |