US2487266A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic controller
Assignee: Taylor Instrument Co
•
Filing: 1946-11-29
•
Granted: 1949-11-08
•
Expires: 1966-11-29
Abstract
No abstract record available.
Inventors
- 👤 Floyd B Newell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:23
CPC Classifications
G; G05; G05B; G05B11/00; G05B11/44; Y; Y10; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2409; Y10T137/2452
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2124946A
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US2141464A
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US2125109A
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US2062437A
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US2176603A
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US2277131A
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US2380858A
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US2427235A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-07 | 1953-05-09 | 1953-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-07 | 1957-05-09 | 1957-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-07 | 1961-05-09 | 1961-11-08 | $7700.00 | Window Closed / Lapsed |