Patent US3227302A successfully refreshed from Google Patents.
US3227302A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strip sealing gaskets for containers
Assignee: WR Grace and Co
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Filing: 1963-04-15
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Granted: 1966-01-04
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Expires: 1983-04-15
Abstract
No abstract record available.
Inventors
- 👤 Edward W Merrill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:35
CPC Classifications
B; B65; B65D; B65D41/00; B65D41/02; B65D41/04; B65D41/0435; B65D41/0442
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A CONTAINER ASSEMBLY COMPRISING A CONTAINER BODY HAVING AN OPENING, A COVER ADAPTED TO CLOSE SAID OPENING AND A SEALING GASKET INTERPOSED IN SEALING ENGAGEMENT BETWEEN THE COVER AND CONTAINER OPENING, SAID GASKET COMPRISING A CONTINUOUS BAND FORMED OF A SINGLE LONGITUDINAL STRIP OF RESILIENT MATERIAL, ONE END OF SAID STRIP BEING SEVERABLY JOINED IN OVERLAPPING RELATIONSHIP TO THE BODY OF SAID STRIP A DISTANCE FROM ITS OPPOSED END WHEREBY THE OPPOSED END EXTENDS TANGENTIALLY OUTWARDLY FROM SAID BAND.
Claim 2
Dependent Claim
79 words
A CONTAINER ASSEMBLY COMPRISING A CONTAINER BODY HAVING AN OPENING, A COVER ADAPTED TO CLOSE SAID OPENING AND A SEALING GASKET INTERPOSED IN SEALING ENGAGEMENT BETWEEN THE COVER AND CONTAINER OPENING, SAID GASKET COMPRISING A CONTINUOUS BAND FORMED OF A SINGLE LONGITUDINAL STRIP OF RESILIENT MATERIAL, ONE END OF SAID STRIP BEING SEVERABLY JOINED IN OVERLAPPING RELATIONSHIP TO THE BODY OF SAID STRIP A DISTANCE FROM ITS OPPOSED END WHEREBY THE OPPOSED END EXTENDS TANGENTIALLY OUTWARDLY FROM SAID BAND.
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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) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |