US1739706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Handle
Assignee: Individual
•
Filing: 1925-04-02
•
Granted: 1929-12-17
•
Expires: 1945-04-02
Abstract
No abstract record available.
Inventors
- 👤 Leon J Barwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:17
CPC Classifications
F; F16; F16B; F16B39/00; F16B39/22; F16B39/28; F16B39/36; B; B25; B25G; B25G3/00; B25G3/02; B25G3/12; B25G3/26; F16B2200/00; F16B2200/10; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929; Y10T; Y10T292/00; Y10T292/85; Y10T403/00; Y10T403/46; Y10T403/53; Y10T403/535
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) | 1932-12-16 | 1933-06-17 | 1933-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-12-16 | 1937-06-17 | 1937-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-12-16 | 1941-06-17 | 1941-12-17 | $7700.00 | Window Closed / Lapsed |