US3160302A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conainer closure
Assignee: Continental Can Co Inc
•
Filing: 1960-11-03
•
Granted: 1964-12-08
•
Expires: 1980-11-03
Abstract
No abstract record available.
Inventors
- 👤 George F Chaplin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:44
CPC Classifications
B; B65; B65D; B65D79/00; B65D79/005; B65D79/0087
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A CLOSURE CAP FOR AN HERMETICALLY SEALED CONTAINER WHICH CAP IS ADAPTED TO PROVIDE AUDIBLE AND VISUAL INDICATION OF PRESSURE CHANGES WITHIN SAID CONTAINER, SAID CAP HAVING A TOP PANEL AND AN INTEGRAL PERIPHERAL SKIRT WITH FRICTION MEANS ON SAID SKIRT FOR ENGAGING WITH COOPERATING MEANS ON THE CONTAINER TO HOLD SAID CAP IN SEALED RELATION OVER THE MOUTH OF THE CONTAINER, SAID TOP PANEL HAVING A PERIPHERAL PORTION WHICH IS IN THE PLANE OF THE TOP OF THE CAP, AN ADJACENT FLAT PORTION WHICH IS IN A PLANE APPROXIMATELY PARALLEL WITH AND DOWNWARDLY OFFSET RELATIVE TO THE PLANE OF THE TOP OF THE CAP AND WHICH IS CONNECTED TO SAID PERIPHERAL PORTION BY A RELATIVELY NARROW, UPWARDLY AND OUTWARDLY TAPERED PORTION, AND AN UPWARDLY BOWED DOME-
Claim 2
Dependent Claim
127 words
A CLOSURE CAP FOR AN HERMETICALLY SEALED CONTAINER WHICH CAP IS ADAPTED TO PROVIDE AUDIBLE AND VISUAL INDICATION OF PRESSURE CHANGES WITHIN SAID CONTAINER, SAID CAP HAVING A TOP PANEL AND AN INTEGRAL PERIPHERAL SKIRT WITH FRICTION MEANS ON SAID SKIRT FOR ENGAGING WITH COOPERATING MEANS ON THE CONTAINER TO HOLD SAID CAP IN SEALED RELATION OVER THE MOUTH OF THE CONTAINER, SAID TOP PANEL HAVING A PERIPHERAL PORTION WHICH IS IN THE PLANE OF THE TOP OF THE CAP, AN ADJACENT FLAT PORTION WHICH IS IN A PLANE APPROXIMATELY PARALLEL WITH AND DOWNWARDLY OFFSET RELATIVE TO THE PLANE OF THE TOP OF THE CAP AND WHICH IS CONNECTED TO SAID PERIPHERAL PORTION BY A RELATIVELY NARROW, UPWARDLY AND OUTWARDLY TAPERED PORTION, AND AN UPWARDLY BOWED DOME-
References Cited (Backward Citations)
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US2027430A
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US2458360A
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US2423295A
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US2449014A
Cited
US2953272A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-08 | 1968-06-08 | 1968-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-08 | 1972-06-08 | 1972-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-08 | 1976-06-08 | 1976-12-08 | $7700.00 | Window Closed / Lapsed |