US1810677A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fabric slitting machine
Assignee: Seiberling Rubber Co
•
Filing: 1929-04-02
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Granted: 1931-06-16
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Expires: 1949-04-02
Abstract
No abstract record available.
Inventors
- 👤 Fred B Pfeiffer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:27
CPC Classifications
D; D06; D06H; D06H7/00; D06H7/04; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2074; Y10T83/2092; Y10T83/2196; Y10T83/647; Y10T83/6584; Y10T83/6587; Y10T83/6588; Y10T83/659; Y10T83/6592; Y10T83/6596
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) | 1934-06-15 | 1934-12-15 | 1935-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-06-15 | 1938-12-15 | 1939-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-06-15 | 1942-12-15 | 1943-06-16 | $7700.00 | Window Closed / Lapsed |