US1648032A
Expired / Lapsed
US
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Assignee: GUY W VAUGHAN
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Filing: 1925-08-19
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Granted: 1927-11-08
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Expires: 1945-08-19
Abstract
No abstract record available.
Inventors
- 👤 Arthur O Starkin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:13
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/40; B23B31/4006; Y; Y10; Y10T; Y10T279/00; Y10T279/10; Y10T279/1004; Y10T279/17; Y10T279/17128; Y10T279/17162; Y10T82/00; Y10T82/26; Y10T82/266; Y10T82/268
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) | 1930-11-07 | 1931-05-09 | 1931-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-11-07 | 1935-05-09 | 1935-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-11-07 | 1939-05-09 | 1939-11-08 | $7700.00 | Window Closed / Lapsed |