Patent US3254784A successfully refreshed from Google Patents.
US3254784A
Expired / Lapsed
US
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Dehydrating stopper
Assignee: Individual
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Filing: 1964-05-08
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Granted: 1966-06-07
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Expires: 1984-05-08
Abstract
No abstract record available.
Inventors
- 👤 Lancesseur Francois
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:40
CPC Classifications
B; B65; B65D; B65D51/00; B65D51/24; B65D51/28; B65D51/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
A CLOSURE FOR A BOTTLE OR SIMILARLY APERTURED CONTAINER, WHICH COMPRISES A DISC-LIKE BASE PORTION FORMED OF A PLASTIC MATERIAL THAT IS AT LEAST TRANSLUCENT AND HAS AN INNER FACE, A CYLINDRICALLY FORMED SKIRT PORTION EXTENDING PERPENDICULARLY FROM SAID BASE PORTION AND ADAPTED TO BE RECEIVED IN THE MOUTH OF THE BOTTLE, SAID BASE PORTION AND SKIRT DEFINING A CAVITY, A BODY OF DEHYDRATING MATERIAL RECEIVED IN SAID CAVITY AND IN COMMUNICATION WITH THE INTERIOR OF THE BOTTLE WHEN THE CLOSURE IS APPLIED TO THE BOTTLE, A RETAINER DISC SECURED AT ITS PERIPHERY TO SAID SKIRT AND RETAINING SAID DEHYDRATING MATERIAL IN SAID CAVITY AND A SECOND DISC INTERPOSED BETWEEN SAID DEHYDRATING MATERIAL AND BASE PORTION AND HELD BY SAID DEHYDRATING MATERIAL AGAINST THE INNER FACE OF SAID BASE PORTION, SAID SECOND DISC BEARING INDICIA VISIBLE THROUGH SAID BASE PORTION.
Claim 2
Dependent Claim
140 words
A CLOSURE FOR A BOTTLE OR SIMILARLY APERTURED CONTAINER, WHICH COMPRISES A DISC-LIKE BASE PORTION FORMED OF A PLASTIC MATERIAL THAT IS AT LEAST TRANSLUCENT AND HAS AN INNER FACE, A CYLINDRICALLY FORMED SKIRT PORTION EXTENDING PERPENDICULARLY FROM SAID BASE PORTION AND ADAPTED TO BE RECEIVED IN THE MOUTH OF THE BOTTLE, SAID BASE PORTION AND SKIRT DEFINING A CAVITY, A BODY OF DEHYDRATING MATERIAL RECEIVED IN SAID CAVITY AND IN COMMUNICATION WITH THE INTERIOR OF THE BOTTLE WHEN THE CLOSURE IS APPLIED TO THE BOTTLE, A RETAINER DISC SECURED AT ITS PERIPHERY TO SAID SKIRT AND RETAINING SAID DEHYDRATING MATERIAL IN SAID CAVITY AND A SECOND DISC INTERPOSED BETWEEN SAID DEHYDRATING MATERIAL AND BASE PORTION AND HELD BY SAID DEHYDRATING MATERIAL AGAINST THE INNER FACE OF SAID BASE PORTION, SAID SECOND DISC BEARING INDICIA VISIBLE THROUGH SAID BASE PORTION.
References Cited (Backward Citations)
US2317882A
Cited
US2514902A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |