US2539602A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shear press
Assignee: Cleveland Crane and Engineering Co
•
Filing: 1945-11-19
•
Granted: 1951-01-30
•
Expires: 1965-11-19
Abstract
No abstract record available.
Inventors
- 👤 William G Wehr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:04
CPC Classifications
B; B23; B23D; B23D35/00; B23D35/002; B23D33/00; B23D33/08; Y; Y10; Y10T; Y10T83/00; Y10T83/929; Y10T83/9411; Y10T83/9447; Y10T83/9457; Y10T83/9473; Y10T83/9478; Y10T83/9483; Y10T83/9486
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US490777A
Cited
US565186A
Cited
USRE20154E
Cited
US691234A
Cited
DE465011C
Cited
US1859336A
Cited
FR699145A
Cited
US1955671A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-29 | 1954-07-31 | 1955-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-29 | 1958-07-31 | 1959-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-29 | 1962-07-31 | 1963-01-30 | $7700.00 | Window Closed / Lapsed |