Patent US3352447A successfully refreshed from Google Patents.
US3352447A
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Assignee: FMC Corp
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Filing: 1965-02-12
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Granted: 1967-11-14
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Expires: 1985-02-12
Abstract
No abstract record available.
Inventors
- 👤 Herbert S Hahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:12
CPC Classifications
F; F16; F16J; F16J13/00; F16J13/16; F16J13/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
IN A CONTAINER HAVING AN OPENING PROVIDED IN A WALL THEREOF; SEAL ENGAGING MEANS PROVIDED ON SAID WALL AND CIRCUMSCRIBING SAID OPENING; SAID SEAL ENGAGING MEANS INCLUDING A GASKET; LID MEANS MOUNTED ON SAID WALL FOR PIVOTAL MOVEMENT BETWEEN A SEALING POSITION AND AN OPEN POSITION; SAID LID MEANS INCLUDING RESILIENT SEAL MEANS ARRANGED TO BE URGED INTO SEALING CONTACT WITH SAID GASKET WHEN SAID LID MEANS IS PIVOTED TO SAID SEALING POSITION.
Claim 2
Dependent Claim
73 words
IN A CONTAINER HAVING AN OPENING PROVIDED IN A WALL THEREOF; SEAL ENGAGING MEANS PROVIDED ON SAID WALL AND CIRCUMSCRIBING SAID OPENING; SAID SEAL ENGAGING MEANS INCLUDING A GASKET; LID MEANS MOUNTED ON SAID WALL FOR PIVOTAL MOVEMENT BETWEEN A SEALING POSITION AND AN OPEN POSITION; SAID LID MEANS INCLUDING RESILIENT SEAL MEANS ARRANGED TO BE URGED INTO SEALING CONTACT WITH SAID GASKET WHEN SAID LID MEANS IS PIVOTED TO SAID SEALING POSITION.
References Cited (Backward Citations)
US3074590A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |