US3301037A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Press
Assignee: Davy Loewy Ltd
•
Filing: 1964-09-24
•
Granted: 1967-01-31
•
Expires: 1984-09-24
Abstract
No abstract record available.
Inventors
- 👤 Beard Jack Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:34
CPC Classifications
B; B21; B21J; B21J13/00; B21J13/02; B21J13/03; B21D; B21D37/00; B21D37/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
A PUSHDOWN PRESS HAVING A RECIPROCABLE CROSSHEAD CARRYING A TOOL HOLDER INCLUDING RESILIENT MEANS ARRANGED TO TEND TO RETAIN THE TOOL IN THE HOLDER, A TOOL RELEASING DEVICE COMPRISING A HYDRAULIC ASSEMBLY HAVING A RAM MEMBER AND A CYLINDER MEMBER, ONE OF WHICH MEMBERS IS RIGIDLY MOUNTED ON THE PRESS ENTABLATURE AND THE OTHER
Claim 2
Dependent Claim
54 words
A PUSHDOWN PRESS HAVING A RECIPROCABLE CROSSHEAD CARRYING A TOOL HOLDER INCLUDING RESILIENT MEANS ARRANGED TO TEND TO RETAIN THE TOOL IN THE HOLDER, A TOOL RELEASING DEVICE COMPRISING A HYDRAULIC ASSEMBLY HAVING A RAM MEMBER AND A CYLINDER MEMBER, ONE OF WHICH MEMBERS IS RIGIDLY MOUNTED ON THE PRESS ENTABLATURE AND THE OTHER
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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |