US3107938A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure sensitive release mechanism
Assignee: Individual
•
Filing: 1961-12-04
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Granted: 1963-10-22
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Expires: 1981-12-04
Abstract
No abstract record available.
Inventors
- 👤 George B Schick
- 👤 John D Isaacs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:12
CPC Classifications
B; B66; B66C; B66C1/00; B66C1/10; B66C1/22; B66C1/34; B63; B63C; B63C9/00; B63C9/22; Y; Y10; Y10S; Y10S137/00; Y10S137/91; Y10T; Y10T137/00; Y10T137/1624; Y10T137/1632; Y10T137/1692; Y10T137/1714
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A PRESSURE SENSITIVE RELEASING MECHANISM, COMPRISING IN COMBINATION: (A) A PLATE; (B) A SECOND PLATE MOVABLE TOWARD AND AWAY FROM SAID FIRST PLATE, (1) SAID PLATES HAVING CONFRONTING COMPLEMENT SURFACES, (2) SAID PLATES HAVING JAWS COOPERATING TO FORM A CLOSED LOOP RETAINER FOR RETAINING APPARATUS TO BE RELEASED WHEN SAID PLATES ARE IN COMPLEMENTING AND SEALING ENGAGEMENT WITH ONE ANOTHER, SAID RETAINER BEING OPENED BY MOVEMENT OF THE PLATES AWAY FROM ONE ANOTHER, (3) ONE OF SAID PLATES HAVING AN OPENING THERETHROUGH; (C) A FRANGIBLE ELEMENT SEALINGLY COVERING SAID OPENING, (4) SAID PLATES AND FRANGIBLE ELEMENT FORMING A CLOSED CHAMBER WHEN SAID SURFACES OF SAID PLATES ARE IN COMPLEMENTING ENGAGEMENT WITH ONE ANOTHER;
Claim 2
Dependent Claim
113 words
A PRESSURE SENSITIVE RELEASING MECHANISM, COMPRISING IN COMBINATION: (A) A PLATE; (B) A SECOND PLATE MOVABLE TOWARD AND AWAY FROM SAID FIRST PLATE, (1) SAID PLATES HAVING CONFRONTING COMPLEMENT SURFACES, (2) SAID PLATES HAVING JAWS COOPERATING TO FORM A CLOSED LOOP RETAINER FOR RETAINING APPARATUS TO BE RELEASED WHEN SAID PLATES ARE IN COMPLEMENTING AND SEALING ENGAGEMENT WITH ONE ANOTHER, SAID RETAINER BEING OPENED BY MOVEMENT OF THE PLATES AWAY FROM ONE ANOTHER, (3) ONE OF SAID PLATES HAVING AN OPENING THERETHROUGH; (C) A FRANGIBLE ELEMENT SEALINGLY COVERING SAID OPENING, (4) SAID PLATES AND FRANGIBLE ELEMENT FORMING A CLOSED CHAMBER WHEN SAID SURFACES OF SAID PLATES ARE IN COMPLEMENTING ENGAGEMENT WITH 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) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |