Patent US3259266A successfully refreshed from Google Patents.
US3259266A
Expired / Lapsed
US
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Closures for fluid containers
Assignee: DYKEM CO
•
Filing: 1964-01-06
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Granted: 1966-07-05
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Expires: 1984-01-06
Abstract
No abstract record available.
Inventors
- 👤 Adler Leon
- 👤 Elwood E Ponath
- 👤 Karl K Kerber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:47
CPC Classifications
B; B65; B65D; B65D45/00; B65D45/32; B65D45/322; 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
121 words
A CLOSURE CAP FOR CONTROLLING THE SUCCESSIVE ALTERNATE OPENING AND CLOSING OF THE ACCESS OPENING TO THE FLOW OF FLUID CONTENTS FROM WITHIN A CONTAINER, SAID CAP BEING OF SLIGHTLY YIELDABLY RESILIENT PLASTIC AND TUBULAR WITH ONLY ITS TOP END WALL CLOSED AND HAVING AN ANNULAR OPEN SHIRT DEPENDING THEREFROM, AND A INEXPANDIBLE RIGID RING HAVING ITS OPENING SUFFICIENTLY SMALLER THAN THE EXTERNAL DIAMETER OF THE CHIME PORTION OF SAID SKIRT TO THEREBY INITIALLY DISTORT AND CONSTANTLY COMPRESS THE MATERIAL OF THE SKIRT RADIALLY INWARDLY THEREAT, SAID SKIRT HAVING A PERIPHERALLY EXTENDING RADIALLY PROJECTING FLANGE AT ITS OPEN END TO SERVE AS AN ABUTMENT STOP THAT IS ENGAGEABLE BY SAID RING TO LIMIT AXIAL ADVANCEMENT OF THE LATTER ONTO THE SKIRT.
Claim 2
Dependent Claim
121 words
A CLOSURE CAP FOR CONTROLLING THE SUCCESSIVE ALTERNATE OPENING AND CLOSING OF THE ACCESS OPENING TO THE FLOW OF FLUID CONTENTS FROM WITHIN A CONTAINER, SAID CAP BEING OF SLIGHTLY YIELDABLY RESILIENT PLASTIC AND TUBULAR WITH ONLY ITS TOP END WALL CLOSED AND HAVING AN ANNULAR OPEN SHIRT DEPENDING THEREFROM, AND A INEXPANDIBLE RIGID RING HAVING ITS OPENING SUFFICIENTLY SMALLER THAN THE EXTERNAL DIAMETER OF THE CHIME PORTION OF SAID SKIRT TO THEREBY INITIALLY DISTORT AND CONSTANTLY COMPRESS THE MATERIAL OF THE SKIRT RADIALLY INWARDLY THEREAT, SAID SKIRT HAVING A PERIPHERALLY EXTENDING RADIALLY PROJECTING FLANGE AT ITS OPEN END TO SERVE AS AN ABUTMENT STOP THAT IS ENGAGEABLE BY SAID RING TO LIMIT AXIAL ADVANCEMENT OF THE LATTER ONTO THE SKIRT.
References Cited (Backward Citations)
US2548305A
Cited
US2548306A
Cited
US2980275A
Cited
FR1270357A
Cited
US3115270A
Cited
US3159298A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |