US2321255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marine transmission
Assignee: KERMATH Manufacturing Co
•
Filing: 1941-12-19
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Granted: 1943-06-08
•
Expires: 1961-12-19
Abstract
No abstract record available.
Inventors
- 👤 Arthur B Schultz
- 👤 Theodore R Bush
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:34
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/02; F16H3/08; F16H3/14; B; B63; B63H; B63H23/00; B63H23/02; B63H23/08; Y; Y10; Y10S; Y10S74/00; Y10S74/08; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18088; Y10T74/18096; Y10T74/19; Y10T74/19219; Y10T74/19284
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) | 1946-06-07 | 1946-12-07 | 1947-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-06-07 | 1950-12-07 | 1951-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-06-07 | 1954-12-07 | 1955-06-08 | $7700.00 | Window Closed / Lapsed |