US2618337A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for feeding work pieces to power presses
Assignee: Emhart Manufacturing Co
•
Filing: 1948-02-05
•
Granted: 1952-11-18
•
Expires: 1968-02-05
Abstract
No abstract record available.
Inventors
- 👤 Richard V Heller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:13
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/02; B21D43/04; B21D43/10; B21D43/105; Y; Y10; Y10T; Y10T83/00; Y10T83/081; Y10T83/088; Y10T83/444; Y10T83/4516; Y10T83/463
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-18 | 1956-05-19 | 1956-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-18 | 1960-05-19 | 1960-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-18 | 1964-05-19 | 1964-11-18 | $7700.00 | Window Closed / Lapsed |