Patent US3203576A successfully refreshed from Google Patents.
US3203576A
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Assignee: Inland Steel Co
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Filing: 1963-04-08
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Granted: 1965-08-31
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Expires: 1983-04-08
Abstract
No abstract record available.
Inventors
- 👤 Wont Gerard
- 👤 Weertman Hendrik
- 👤 Fehres Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:00
CPC Classifications
B; B65; B65D; B65D41/00; B65D41/02; B65D41/28; B65D1/00; B65D1/02; B65D1/0223; B65D1/023; B65D1/0246; B65D39/00; B65D39/08; B65D41/04; B65D41/0407; B65D41/0428; B65D41/0435; B65D47/00; B65D47/04; B65D47/06; B65D47/061
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
IN COMBINATION, A CLOSURE ASSEMBLY FOR A CONTAINER HAVIG AN ORIFICE SURROUNDED BY AN ORIFICE DEFINING PORTION AND A CLOSURE ELEMENT FOR SAID ORIFICE, WHEREIN AT LEAST ONE OF SAID PORTION AND SAID ELEMENT HAS A CIRCUMFERENTIAL GROOVE FORMED IN ITS OUTER SURFACE WALL, SAID GROOVE DEFINING WITH SAID WALL AN ANNULAR, OUTWARDLY EXTENDING, AT LEAST SLIGHTLY RESILIENT TONGUE ADAPTED TO SEALINGLY ENGAGE A SURFACE ON THE COOPERATING PART OF THE CLOSURE ASSEMBLY, AND A SUPPORTING RING FORMED OF SLIGHTLY RESILIENT MATERIAL POSITIONED IN SAID GROOVE.
Claim 2
Dependent Claim
86 words
IN COMBINATION, A CLOSURE ASSEMBLY FOR A CONTAINER HAVIG AN ORIFICE SURROUNDED BY AN ORIFICE DEFINING PORTION AND A CLOSURE ELEMENT FOR SAID ORIFICE, WHEREIN AT LEAST ONE OF SAID PORTION AND SAID ELEMENT HAS A CIRCUMFERENTIAL GROOVE FORMED IN ITS OUTER SURFACE WALL, SAID GROOVE DEFINING WITH SAID WALL AN ANNULAR, OUTWARDLY EXTENDING, AT LEAST SLIGHTLY RESILIENT TONGUE ADAPTED TO SEALINGLY ENGAGE A SURFACE ON THE COOPERATING PART OF THE CLOSURE ASSEMBLY, AND A SUPPORTING RING FORMED OF SLIGHTLY RESILIENT MATERIAL POSITIONED IN SAID GROOVE.
References Cited (Backward Citations)
GB812090A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |