Patent US1475181A successfully refreshed from Google Patents.
US1475181A
Expired / Lapsed
US
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Process of and machine for perforating
Assignee: United Shoe Machinery Corp
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Filing: 1920-04-19
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Granted: 1923-11-27
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Expires: 1940-04-19
Abstract
No abstract record available.
Inventors
- 👤 Frederick M Furber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:31
CPC Classifications
C; C14; C14B; C14B5/00; C14B2700/00; C14B2700/11; C14B2700/116; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/0486; Y10T83/202; Y10T83/2033; Y10T83/2037; Y10T83/2057; Y10T83/566; Y10T83/5669; Y10T83/869; Y10T83/8725
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) | 1926-11-26 | 1927-05-28 | 1927-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-11-26 | 1931-05-28 | 1931-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-11-26 | 1935-05-28 | 1935-11-27 | $7700.00 | Window Closed / Lapsed |