US2299787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical connection means
Assignee: H A DOUGLAS Manufacturing Co
•
Filing: 1939-03-17
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Granted: 1942-10-27
•
Expires: 1959-03-17
Abstract
No abstract record available.
Inventors
- 👤 Beal Fay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:01
CPC Classifications
H; H01; H01R; H01R31/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49204
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) | 1945-10-26 | 1946-04-27 | 1946-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-10-26 | 1950-04-27 | 1950-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-10-26 | 1954-04-27 | 1954-10-27 | $7700.00 | Window Closed / Lapsed |