US2534780A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Work feeding means for presses
Assignee: Rosco Manufacturing Co
•
Filing: 1949-02-18
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Granted: 1950-12-19
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Expires: 1969-02-18
Abstract
No abstract record available.
Inventors
- 👤 Clifford N Lovenheim
- 👤 Andrew S Lovenheim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:52
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/02; B21D43/04; B21D43/13; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2209; Y10T83/2211; Y10T83/444; Y10T83/4604; Y10T83/4637; Y10T83/869; Y10T83/8737; Y10T83/8739; Y10T83/8752
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2051312A
Cited
US2483735A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-18 | 1954-06-19 | 1954-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-18 | 1958-06-19 | 1958-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-18 | 1962-06-19 | 1962-12-19 | $7700.00 | Window Closed / Lapsed |