US2118485A
Expired / Lapsed
US
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Assignee: AMF Inc
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Filing: 1936-07-03
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Granted: 1938-05-24
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Expires: 1956-07-03
Abstract
No abstract record available.
Inventors
- 👤 Brown Frederick Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:30
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/028; B23B31/10; B23B31/12; B23B31/1207; B23B31/1253; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17564; Y10T279/17572; Y10T279/17581; Y10T279/17991; Y10T279/34; Y10T279/3487
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) | 1941-05-23 | 1941-11-22 | 1942-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-05-23 | 1945-11-22 | 1946-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-05-23 | 1949-11-22 | 1950-05-24 | $7700.00 | Window Closed / Lapsed |