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US666523A
Expired / Lapsed
US
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Hat-perforating machine.
Assignee: Individual
•
Filing: 1899-05-20
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Granted: 1901-01-22
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Expires: 1919-05-20
Abstract
No abstract record available.
Inventors
- 👤 Frederick C Hodshon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:44
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/24; B21D28/34; B26; B26D; B26D1/00; B26D1/0006; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8821; Y10T83/8828; Y10T83/8831; Y10T83/8832; Y10T83/8841; Y10T83/885
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) | 1904-01-22 | 1904-07-23 | 1905-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-01-22 | 1908-07-23 | 1909-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-01-22 | 1912-07-23 | 1913-01-22 | $7700.00 | Window Closed / Lapsed |