US2633127A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corn pad
Assignee: Individual
•
Filing: 1949-07-28
•
Granted: 1953-03-31
•
Expires: 1969-07-28
Abstract
No abstract record available.
Inventors
- 👤 William M Scholl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:06
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/06; A61F13/063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US876022A
Cited
US1963474A
Cited
GB397700A
Cited
US2125008A
Cited
US2134831A
Cited
US2341818A
Cited
US2495028A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-30 | 1956-09-29 | 1957-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-30 | 1960-09-29 | 1961-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-30 | 1964-09-29 | 1965-03-31 | $7700.00 | Window Closed / Lapsed |