Patent US3138842A successfully refreshed from Google Patents.
US3138842A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing device
Assignee: Individual
•
Filing: 1961-06-12
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Granted: 1964-06-30
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Expires: 1981-06-12
Abstract
No abstract record available.
Inventors
- 👤 Arthur Frank Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:38
CPC Classifications
G; G09; G09F; G09F3/00; G09F3/02; G09F3/03; G09F3/0305; A; A44; A44B; A44B19/00; A44B19/24; A44B19/26; A44B19/30; A44B19/301; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45471; Y10T24/45524; Y10T24/45529; Y10T24/4588; Y10T24/45885; Y10T24/45895; Y10T292/00; Y10T292/08; Y10T292/0911; Y10T292/0913; Y10T292/0914; Y10T292/0917; Y10T292/0945; Y10T292/0951; Y10T292/0954; Y10T292/48; Y10T292/4945; Y10T292/495
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
A SEALABLE FASTENING DEVICE COMPRISING A FIXED GENERALLY FLAT ELEMENT AND A COMPLEMENTARY MOVABLE ELEMENT EACH HAVING AT LEAST ONE SIMILAR OPENING THEREIN WHICH, WHEN THE FASTENING DEVICE IS CLOSED, OVERLIE ONE ANOTHER WITH THE RESPECTIVE OPENINGS IN AXIAL REGISTRY, SUBSTANTIALLY FLAT SPRING MEANS SECURED FLAT AGAINST SAID FIXED ELEMENT ON THE FACE OF SAID FIXED ELEMENT REMOTE FROM SAID MOVABLE ELEMENT AT A POINT TO ONE SIDE OF SAID OPENING AND EXTENDING ACROSS SAID OPENING IN THE FIXED ELEMENT, AND A SEALING WAFER HAVING AT LEAST ONE PROJECTING TAB TO ENGAGE AND DEFLECT SAID SPRING MEANS AWAY FROM SAID GENERALLY FLAT FIXED ELEMENT UPON INSERTION THROUGH THE REGISTERED OPENINGS OF THE SAID FIXED AND MOVABLE ELEMENTS WHEN SAID SEALING WAFER IS PRESSED INTO CLOSE OVERLAPPING RELATION WITH SAID MOVABLE ELEMENT, AND AN APERTURE IN SAID TAB POSITIONED TO BE ENTERED BY SAID SPRING MEANS WHEREBY SAID WAFER MUST BE DESTROYED BEFORE SAID FIXED AND MOVABLE ELEMENTS CAN BE SEPARATED.
Claim 2
Dependent Claim
160 words
A SEALABLE FASTENING DEVICE COMPRISING A FIXED GENERALLY FLAT ELEMENT AND A COMPLEMENTARY MOVABLE ELEMENT EACH HAVING AT LEAST ONE SIMILAR OPENING THEREIN WHICH, WHEN THE FASTENING DEVICE IS CLOSED, OVERLIE ONE ANOTHER WITH THE RESPECTIVE OPENINGS IN AXIAL REGISTRY, SUBSTANTIALLY FLAT SPRING MEANS SECURED FLAT AGAINST SAID FIXED ELEMENT ON THE FACE OF SAID FIXED ELEMENT REMOTE FROM SAID MOVABLE ELEMENT AT A POINT TO ONE SIDE OF SAID OPENING AND EXTENDING ACROSS SAID OPENING IN THE FIXED ELEMENT, AND A SEALING WAFER HAVING AT LEAST ONE PROJECTING TAB TO ENGAGE AND DEFLECT SAID SPRING MEANS AWAY FROM SAID GENERALLY FLAT FIXED ELEMENT UPON INSERTION THROUGH THE REGISTERED OPENINGS OF THE SAID FIXED AND MOVABLE ELEMENTS WHEN SAID SEALING WAFER IS PRESSED INTO CLOSE OVERLAPPING RELATION WITH SAID MOVABLE ELEMENT, AND AN APERTURE IN SAID TAB POSITIONED TO BE ENTERED BY SAID SPRING MEANS WHEREBY SAID WAFER MUST BE DESTROYED BEFORE SAID FIXED AND MOVABLE ELEMENTS CAN BE SEPARATED.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-30 | 1967-12-30 | 1968-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-30 | 1971-12-30 | 1972-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-30 | 1975-12-30 | 1976-06-30 | $7700.00 | Window Closed / Lapsed |