US2116992A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control system
Assignee: Elsag Bailey Inc
•
Filing: 1935-06-19
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Granted: 1938-05-10
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Expires: 1955-06-19
Abstract
No abstract record available.
Inventors
- 👤 Harry E Weaver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:40
CPC Classifications
F; F16; F16D; F16D33/00; F16D33/06; F16D33/16; Y; Y10; Y10S; Y10S60/00; Y10S60/912; Y10T; Y10T137/00; Y10T137/0971; Y10T137/2278; Y10T137/2365; Y10T137/2496; Y10T137/2559; Y10T137/2574; Y10T137/2605; Y10T137/7287; Y10T137/7358; Y10T137/7368; Y10T137/7371; Y10T137/7722; Y10T137/7758; Y10T137/7762
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1941-05-09 | 1941-11-08 | 1942-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-05-09 | 1945-11-08 | 1946-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-05-09 | 1949-11-08 | 1950-05-10 | $7700.00 | Window Closed / Lapsed |