US3343864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material handling apparatus and the like
Assignee: Individual
•
Filing: 1965-10-07
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Granted: 1967-09-26
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Expires: 1985-10-07
Abstract
No abstract record available.
Inventors
- 👤 James I Baer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:18
CPC Classifications
B; B25; B25J; B25J15/00; B25J15/08; B25J15/12; B25J15/0009; B25J15/0023; B66; B66C; B66C1/00; B66C1/10; B66C1/42; B66C1/44; B66C1/46; Y; Y10; Y10T; Y10T403/00; Y10T403/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
AN APPARATUS FOR GRIPPING OBJECTS AND THE LIKE COMPRISING A BASE MEMBER, A PAIR OF TUBULAR MEMBERS EACH SUPPORTED AT ONE END TO SAID BASE MEMBER AND NORMALLY EXTENDING RELATIVELY STRAIGHT, EACH OF SAID TUBULAR MEMBERS BEING CLOSED AT ITS EXTENDED END AND EACH COMPRISING A YIELDABLE EXTENDABLE SIDE WALL CONNECTED ALONG THE EDGES THEREOF WITH A RELATIVELY NON-EXTENDABLE SIDE OF SAID MEMBER, AND MEANS TO DIRECT FLUID INTO SAID TUBULAR MEMBERS UNDER PRESSURE FOR CAUSING EXTENSION OF SAID EXTENDABLE WALLS THEREOF THEREBY CURVING SAID NON-EXTENDABLE SIDES, SAID TUBULAR MEMBERS BEING DISPOSED WITH THE NON-EXTENDABLE SIDES FACING TOWARD THE OTHER WHEREBY SAID MEMBERS CURVE IN RESPONSE TO FLUID PRESSURE THEREIN TOWARD ONE ANOTHER.
Claim 2
Independent Claim
113 words
AN APPARATUS FOR GRIPPING OBJECTS AND THE LIKE COMPRISING A BASE MEMBER, A PAIR OF TUBULAR MEMBERS EACH SUPPORTED AT ONE END TO SAID BASE MEMBER AND NORMALLY EXTENDING RELATIVELY STRAIGHT, EACH OF SAID TUBULAR MEMBERS BEING CLOSED AT ITS EXTENDED END AND EACH COMPRISING A YIELDABLE EXTENDABLE SIDE WALL CONNECTED ALONG THE EDGES THEREOF WITH A RELATIVELY NON-EXTENDABLE SIDE OF SAID MEMBER, AND MEANS TO DIRECT FLUID INTO SAID TUBULAR MEMBERS UNDER PRESSURE FOR CAUSING EXTENSION OF SAID EXTENDABLE WALLS THEREOF THEREBY CURVING SAID NON-EXTENDABLE SIDES, SAID TUBULAR MEMBERS BEING DISPOSED WITH THE NON-EXTENDABLE SIDES FACING TOWARD THE OTHER WHEREBY SAID MEMBERS CURVE IN RESPONSE TO FLUID PRESSURE THEREIN TOWARD ONE ANOTHER.
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) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |