US1957642A
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Assignee: AL Hansen Manufacturing Co
•
Filing: 1932-05-16
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Granted: 1934-05-08
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Expires: 1952-05-16
Abstract
No abstract record available.
Inventors
- 👤 Augie L Hansen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:42
CPC Classifications
E; E05; E05B; E05B17/00; E05B17/20; E05B17/2007; E05B17/2049; E05B17/2053; Y; Y10; Y10S; Y10S292/00; Y10S292/72; Y10T; Y10T292/00; Y10T292/08; Y10T292/1039; Y10T292/10395; Y10T292/104; Y10T292/1041; Y10T292/1043; Y10T292/1075; Y10T292/1083; Y10T292/1092; Y10T292/54
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) | 1937-05-07 | 1937-11-06 | 1938-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-05-07 | 1941-11-06 | 1942-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-05-07 | 1945-11-06 | 1946-05-08 | $7700.00 | Window Closed / Lapsed |