US1637623A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making corn plasters
Assignee: Scholl Manufacturing Co Inc
•
Filing: 1925-07-13
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Granted: 1927-08-02
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Expires: 1945-07-13
Abstract
No abstract record available.
Inventors
- 👤 Otto G Schmitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:12
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/06; A61F13/063; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1056; Y10T156/1057; Y10T156/1062; Y10T156/1075; Y10T156/1077; Y10T156/12; Y10T156/1317; Y10T156/1343; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1734; Y10T156/1744; Y10T156/1751; Y10T156/1754; Y10T156/1756; Y10T156/1759; Y10T83/00; Y10T83/04; Y10T83/0524; Y10T83/0529
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) | 1930-08-01 | 1931-01-31 | 1931-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-08-01 | 1935-01-31 | 1935-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-08-01 | 1939-01-31 | 1939-08-02 | $7700.00 | Window Closed / Lapsed |