US2995149A
Expired / Lapsed
US
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High-speed electro-pneumatic switching apparatus
Assignee: Honeywell Inc
•
Filing: 1957-01-28
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Granted: 1961-08-08
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Expires: 1977-01-28
Abstract
No abstract record available.
Inventors
- 👤 Robert A Pendleton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:36
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/18; G11B15/38; F; F16; F16K; F16K11/00; F16K11/10; F16K31/00; F16K31/02; G11B15/56; G11B15/58; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2544; Y10T137/8593; Y10T137/86493; Y10T137/86847; Y10T137/87169; Y10T137/87233; Y10T137/877; Y10T137/87893
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2792217A
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US2866637A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-07 | 1965-02-06 | 1965-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-07 | 1969-02-06 | 1969-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-07 | 1973-02-06 | 1973-08-08 | $7700.00 | Window Closed / Lapsed |