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US1667541A
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Assignee: ALFRED N EDEBURN
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Filing: 1927-03-31
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Granted: 1928-04-24
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Expires: 1947-03-31
Abstract
No abstract record available.
Inventors
- 👤 Tod S Edeburn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:47
CPC Classifications
F; F16; F16B; F16B45/00; Y; Y10; Y10S; Y10S24/00; Y10S24/30; Y10S24/31; Y10S24/33; Y10T; Y10T24/00; Y10T24/45; Y10T24/45005; Y10T24/45225; Y10T24/4588; Y10T24/45885; Y10T24/4589; Y10T24/45942; Y10T24/45969; Y10T24/45974; Y10T24/45979
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 |