US1667475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marine power installation
Assignee: Westinghouse Electric Corp
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Filing: 1927-04-25
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Granted: 1928-04-24
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Expires: 1947-04-25
Abstract
No abstract record available.
Inventors
- 👤 Alexander T Kasley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:14
CPC Classifications
B; B63; B63H; B63H23/00; B63H23/02; B63H23/10; B63H23/12; B63H21/00; B63H21/12; B63H21/14; B63H5/00; B63H5/07; B63H5/08; F; F16; F16H; F16H1/00; F16H1/02; F16H1/20; F16H1/22; Y; Y10; Y10S; Y10S123/00; Y10S123/08; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19051; Y10T74/19056
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) | 1931-04-24 | 1931-10-24 | 1932-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-04-24 | 1935-10-24 | 1936-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-04-24 | 1939-10-24 | 1940-04-24 | $7700.00 | Window Closed / Lapsed |