US2449042A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Trimming machine
Assignee: Osborn Manufacturing Corp
•
Filing: 1944-08-14
•
Granted: 1948-09-14
•
Expires: 1964-08-14
Abstract
No abstract record available.
Inventors
- 👤 Hermann R Abbrecht
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:25
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/42; A01D2101/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US425695A
Cited
US426882A
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US998517A
Cited
US1071554A
Cited
US1439832A
Cited
US1836386A
Cited
US2056369A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-09-14 | 1952-03-15 | 1952-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-09-14 | 1956-03-15 | 1956-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-09-14 | 1960-03-15 | 1960-09-14 | $7700.00 | Window Closed / Lapsed |