Patent US1671950A successfully refreshed from Google Patents.
Patent US2289137A successfully refreshed from Google Patents.
US2289137A
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Assignee: Nye Tool & Machine Works
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Filing: 1941-06-21
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Granted: 1942-07-07
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Expires: 1961-06-21
Abstract
No abstract record available.
Inventors
- 👤 Albert J Matter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:39
CPC Classifications
F; F16; F16D; F16D41/00; F16D41/12; F16D41/16; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1558; Y10T74/1577; Y10T74/1579; Y10T74/18; Y10T74/18856; Y10T74/18864
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) | 1945-07-06 | 1946-01-05 | 1946-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-07-06 | 1950-01-05 | 1950-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-07-06 | 1954-01-05 | 1954-07-07 | $7700.00 | Window Closed / Lapsed |