US2468689A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pinfeather remover
Assignee: Individual
•
Filing: 1946-09-19
•
Granted: 1949-04-26
•
Expires: 1966-09-19
Abstract
No abstract record available.
Inventors
- 👤 Carl A Schriner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:51
CPC Classifications
A; A22; A22C; A22C21/00; A22C21/02; A22C21/024
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US66856A
Cited
US154154A
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US600194A
Cited
DE492752C
Cited
US904800A
Cited
US1006630A
Cited
US1885572A
Cited
US1935099A
Cited
US1987390A
Cited
US2294900A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-25 | 1952-10-25 | 1953-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-25 | 1956-10-25 | 1957-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-25 | 1960-10-25 | 1961-04-26 | $7700.00 | Window Closed / Lapsed |