Patent US3073468A successfully refreshed from Google Patents.
US3073468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tamper-proof closure cap
Assignee: RAP Inc
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Filing: 1961-09-15
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Granted: 1963-01-15
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Expires: 1981-09-15
Abstract
No abstract record available.
Inventors
- 👤 Rolf H Arneson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:30
CPC Classifications
B; B65; B65D; B65D55/00; B65D55/02; B65D55/026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A CLOSURE CAP FOR CONTAINERS COMPRISING AN INNER CUP HAVING A WALL WITH A SCREW THREAD, AND A CLOSED END HAVING A SERIES OF THREE OUTWARDLY STRUCK TABS, LOCATED ON A COMMON CIRCLE, TWO ADJACENT TABS OF SAID SERIES ARRANGED AT A POSITIVE, ACUTE ANGLE TO SAID END, AND THE OTHER OF SAID TABS ARRANGED AT A NEGATIVE ACUTE ANGLE TO SAID END, SAID END HAVING A PAIR OF CONTIGUOUS SECTORS BEARING DISTINGUISHING COLORS, A SEALING GASKET NESTED IN SAID INNER CUP, AND AN OUTER, CYLINDRICAL CUP, CLOSELY ENCOMPASSING SAID INNER CUP, AND HAVING A BEADED, LOWER EDGE ENCLOSING THE LOWER EDGE OF SAID INNER CUP, AND HAVING A CLOSED END WITH A WINDOW, AND A PAIR OF DOWNWARDLY STRUCK, DIVERGING TONGUES, LOCATED ON A COMMON CIRCLE, AND ADAPTED FOR SELECTIVE LOCATION IN A FIRST POSITION, BETWEEN SAID TWO OF SAID TABS, AND A SECOND POSITION, BETWEEN ONE OF SAID TWO OF SAID TABS AND OTHER OF SAID TABS, SAID WINDOW POSITIONED TO OVERLIE THE SAID SECTORS, RESPECTIVELY, IN THE SAID RESPECTIVE POSITIONS OF SAID TONGUES.
Claim 2
Dependent Claim
176 words
A CLOSURE CAP FOR CONTAINERS COMPRISING AN INNER CUP HAVING A WALL WITH A SCREW THREAD, AND A CLOSED END HAVING A SERIES OF THREE OUTWARDLY STRUCK TABS, LOCATED ON A COMMON CIRCLE, TWO ADJACENT TABS OF SAID SERIES ARRANGED AT A POSITIVE, ACUTE ANGLE TO SAID END, AND THE OTHER OF SAID TABS ARRANGED AT A NEGATIVE ACUTE ANGLE TO SAID END, SAID END HAVING A PAIR OF CONTIGUOUS SECTORS BEARING DISTINGUISHING COLORS, A SEALING GASKET NESTED IN SAID INNER CUP, AND AN OUTER, CYLINDRICAL CUP, CLOSELY ENCOMPASSING SAID INNER CUP, AND HAVING A BEADED, LOWER EDGE ENCLOSING THE LOWER EDGE OF SAID INNER CUP, AND HAVING A CLOSED END WITH A WINDOW, AND A PAIR OF DOWNWARDLY STRUCK, DIVERGING TONGUES, LOCATED ON A COMMON CIRCLE, AND ADAPTED FOR SELECTIVE LOCATION IN A FIRST POSITION, BETWEEN SAID TWO OF SAID TABS, AND A SECOND POSITION, BETWEEN ONE OF SAID TWO OF SAID TABS AND OTHER OF SAID TABS, SAID WINDOW POSITIONED TO OVERLIE THE SAID SECTORS, RESPECTIVELY, IN THE SAID RESPECTIVE POSITIONS OF SAID TONGUES.
References Cited (Backward Citations)
US2964207A
Cited
US2939597A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |