US2386767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control mechanism
Assignee: ARENS CONTROIS Inc
•
Filing: 1942-06-24
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Granted: 1945-10-16
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Expires: 1962-06-24
Abstract
No abstract record available.
Inventors
- 👤 Charles A Arens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:29
CPC Classifications
G; G05; G05G; G05G5/00; G05G5/12; G05G5/20; G05G5/24; F; F16; F16C; F16C1/00; F16C1/10; F16C1/12; F16C1/16; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19702; Y10T74/19735; Y10T74/19805; Y10T74/20; Y10T74/20396; Y10T74/20402; Y10T74/2042; Y10T74/20426
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) | 1948-10-15 | 1949-04-16 | 1949-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-10-15 | 1953-04-16 | 1953-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-10-15 | 1957-04-16 | 1957-10-16 | $7700.00 | Window Closed / Lapsed |