Patent US3933038A successfully refreshed from Google Patents.
Patent US3232470A successfully refreshed from Google Patents.
US3232470A
Expired / Lapsed
US
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Double seal linerless cap for containers
Assignee: GIBSON ASS Inc
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Filing: 1964-05-26
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Granted: 1966-02-01
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Expires: 1984-05-26
Abstract
No abstract record available.
Inventors
- 👤 Royal H Gibson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:43
CPC Classifications
B; B65; B65D; B65D41/00; B65D41/02; B65D41/04; B65D41/0407; B65D41/0428; Y; Y10; Y10S; Y10S215/00; Y10S215/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
A DOUBLE SEAL, LINERLESS CAP FOR EXTERNALLY THREADED CONTAINERS HAVING AN ANNULAR RIM OF SUBSTANTIAL WIDTH AT THE MOUTH THEREOF, SAID CAP HAVING A TOP WALL AND AN OUTER CYLINDRICAL SKIRT DEPENDING THEREFROM, THE INSIDE WALL OF SAID CYLINDRICAL SKIRT BEING THREADED TO ENGAGE WITH THE THREADS ON THE CONTAINER, AN ANNULAR RIB DEPENDING FROM THE UNDERSIDE OF THE TOP OF SAID CAP CONCENTRIC WITH AND SPACED RADIALLY INWARDLY FROM SAID SKIRT, SAID RIB BEING OF SUBSTANTIAL TRANSVERSE THICKNESS PREVENTING TRANSVERSE DEFLECTION THEREOF WHEN THE CAP IS TIGHTENED ON SAID CONTAINER NECK, A PAIR OF CONCENTRIC SEALING FLANGES FORMED ON THE LOWER PORTION OF SAID RIB AND HAVING A GENERALLY INVERTED V-SHAPED CONFIGURATION AS VIEWED IN TRANSVERSE CROSS-SECTION, ONE OF SAID SEALING FLANGES EXTENDING DOWNWARDLY AND LATERALLY OUTWARDLY BEYOND THE OUTER SURFACE OF THE RIB, THE OTHER OF SAID SEALING FLANGES EXTENDING DOWNWARDLY AND LATERALLY INWARDLY BEYOND THE INNER SURFACE OF THE RIB, THE MEAN DIAMETER OF SAID RIB FALLING
Claim 2
Dependent Claim
160 words
A DOUBLE SEAL, LINERLESS CAP FOR EXTERNALLY THREADED CONTAINERS HAVING AN ANNULAR RIM OF SUBSTANTIAL WIDTH AT THE MOUTH THEREOF, SAID CAP HAVING A TOP WALL AND AN OUTER CYLINDRICAL SKIRT DEPENDING THEREFROM, THE INSIDE WALL OF SAID CYLINDRICAL SKIRT BEING THREADED TO ENGAGE WITH THE THREADS ON THE CONTAINER, AN ANNULAR RIB DEPENDING FROM THE UNDERSIDE OF THE TOP OF SAID CAP CONCENTRIC WITH AND SPACED RADIALLY INWARDLY FROM SAID SKIRT, SAID RIB BEING OF SUBSTANTIAL TRANSVERSE THICKNESS PREVENTING TRANSVERSE DEFLECTION THEREOF WHEN THE CAP IS TIGHTENED ON SAID CONTAINER NECK, A PAIR OF CONCENTRIC SEALING FLANGES FORMED ON THE LOWER PORTION OF SAID RIB AND HAVING A GENERALLY INVERTED V-SHAPED CONFIGURATION AS VIEWED IN TRANSVERSE CROSS-SECTION, ONE OF SAID SEALING FLANGES EXTENDING DOWNWARDLY AND LATERALLY OUTWARDLY BEYOND THE OUTER SURFACE OF THE RIB, THE OTHER OF SAID SEALING FLANGES EXTENDING DOWNWARDLY AND LATERALLY INWARDLY BEYOND THE INNER SURFACE OF THE RIB, THE MEAN DIAMETER OF SAID RIB FALLING
References Cited (Backward Citations)
US3069040A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |