US3303774A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Open-sided press
Assignee: Individual
•
Filing: 1965-05-14
•
Granted: 1967-02-14
•
Expires: 1985-05-14
Abstract
No abstract record available.
Inventors
- 👤 Shiokawa Seiji
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:06
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/04; B30B15/044
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A PRESS INCLUDING A C-FRAME WITH BASE AND HEAD SECTIONS INTEGRALLY UNITED WITH A BACK SECTION, A RECIPROCATING RAM MOUNTED IN SAID HEAD SECTION, MEANS TO RECIPROCATE SAID RAM, A YIELDABLE FLUID SUPPORTED LOWER TABLE MOUNTED IN A CYLINDER IN SAID BASE SECTION, A FLUID OPERATED PISTON MOUNTED IN SAID BACK SECTION, A COMMON SOURCE OF FLUID FOR SAID TABLE AND SAID PISTON, ONE END OF SAID PISTON BEING IN CONTACT WITH A PORTION OF THE BACK SECTION OF SAID FRAME, A CONDUIT CONNECTING THE FLUID SUPPORTED TABLE AND SAID PISTON, SAID TABLE BEING NORMALLY BIASED UPWARDLY BY SAID FLUID AND BEING ADAPTED TO YIELD WHEN PRESSURE IS APPLIED THERETO BY SAID RAM SO
Claim 2
Dependent Claim
114 words
A PRESS INCLUDING A C-FRAME WITH BASE AND HEAD SECTIONS INTEGRALLY UNITED WITH A BACK SECTION, A RECIPROCATING RAM MOUNTED IN SAID HEAD SECTION, MEANS TO RECIPROCATE SAID RAM, A YIELDABLE FLUID SUPPORTED LOWER TABLE MOUNTED IN A CYLINDER IN SAID BASE SECTION, A FLUID OPERATED PISTON MOUNTED IN SAID BACK SECTION, A COMMON SOURCE OF FLUID FOR SAID TABLE AND SAID PISTON, ONE END OF SAID PISTON BEING IN CONTACT WITH A PORTION OF THE BACK SECTION OF SAID FRAME, A CONDUIT CONNECTING THE FLUID SUPPORTED TABLE AND SAID PISTON, SAID TABLE BEING NORMALLY BIASED UPWARDLY BY SAID FLUID AND BEING ADAPTED TO YIELD WHEN PRESSURE IS APPLIED THERETO BY SAID RAM SO
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |