US1366568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ear-butting machine
Assignee: Individual
•
Filing: 1918-05-23
•
Granted: 1921-01-25
•
Expires: 1938-05-23
Abstract
No abstract record available.
Inventors
- 👤 Knapp Frederick Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:34
CPC Classifications
A; A23; A23N; A23N15/00; A23N15/04; B; B26; B26D; B26D1/00; B26D1/01; B26D1/12; B26D1/14; B26D1/157; B26D1/16; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/654; Y10T83/6542; Y10T83/6544; Y10T83/6545; Y10T83/6547; Y10T83/6548; Y10T83/655; Y10T83/6552; Y10T83/6553; Y10T83/6555; Y10T83/6556; Y10T83/6558; Y10T83/6572; Y10T83/6576
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) | 1924-01-25 | 1924-07-26 | 1925-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-01-25 | 1928-07-26 | 1929-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-01-25 | 1932-07-26 | 1933-01-25 | $7700.00 | Window Closed / Lapsed |