Patent US3200981A successfully refreshed from Google Patents.
US3200981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bottle caps
Assignee: Wicanders Korkfabriker AB
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Filing: 1962-10-01
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Granted: 1965-08-17
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Expires: 1982-10-01
Abstract
No abstract record available.
Inventors
- 👤 Harding Sune
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:43
CPC Classifications
B; B65; B65D; B65D41/00; B65D41/02; B65D41/04; B65D41/0407; B65D41/0428; B29; B29C; B29C57/00; B65D41/16; B65D41/18; B65D41/185; B29L; B29L2031/00; B29L2031/56; B29L2031/565; Y; Y10; Y10S; Y10S215/00; Y10S215/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
AN INTEGRALLY MOLDED PLALSTIC CAP OF GENERALLY CYLINDRICAL SHAPE COMPRISING: A SKIRT PORTION ADAPTED FOR ENGAGEMENT WITH THE EXTERNAL LATERAL SURFACE OF THE MOUTH OF A BOTTLE FOR SECURING SAID CAP TO SAID BOTTLE; A TRANSVVERSELY EXTENDING END WALL PORTION FORMED INTEGRALLY WITH SAID SKIRT PORTION; AND A CENTRAL CIRCULAR SEALING PORTION, SAID SEALING PORTION COMPRISING A HOLLOW GENERALLY CYLINDRICAL BASE PORTION FORMED INTEGRALLY WITH SAID END WALL PORTIN CONCENTRICALLY WITHH SAID CAP, SAID BASE PORTION EXTENDING AWAY FROM SAID END WALL PORTION IN THE SAME DIRECTION AS SAID SKIRT PORTION FOR ENGAGEMENT WITH SAID MOUTH OF SAID BOTTLE, SAID SEALING PORTION FURTHER COMPRISING A CONICALLY DIVERGENT INTEGRALLY FORMED TERMINAL EXTENSION PORTION OF SAID BASE PORTION, SAID EXTENSION PORTION HAVING ORIGINALLY BEEN OUTWARDLY DIVERGENT AWAY FROM SAID END WALL PORTION IMMEDIATEDLY AFTER MOLDING, SAID EXTENSION PORTION BEING TURNEED TO BE OUTWARDLY CONICALLY DIVERGENT TOWARD SAID END WALL PORTION WITH ITS PERIPHERY UNDER INTERNAL TENSION WHICH PRESSES THE TERMINAL EDGE OF SAID EXTENSION PORTIONN INTO SEALING ENGAGEMENT WITH SAID END WALL PORTION TO DEFINE A COMPLETELY ENCLOSED ANNULAR SPACE BETWEEN SAID END WALL PORTIONAND SAID SEALING PORTION WITH SAID CAP REMOVED FROM SAID BOTTLE.
Claim 2
Dependent Claim
193 words
AN INTEGRALLY MOLDED PLALSTIC CAP OF GENERALLY CYLINDRICAL SHAPE COMPRISING: A SKIRT PORTION ADAPTED FOR ENGAGEMENT WITH THE EXTERNAL LATERAL SURFACE OF THE MOUTH OF A BOTTLE FOR SECURING SAID CAP TO SAID BOTTLE; A TRANSVVERSELY EXTENDING END WALL PORTION FORMED INTEGRALLY WITH SAID SKIRT PORTION; AND A CENTRAL CIRCULAR SEALING PORTION, SAID SEALING PORTION COMPRISING A HOLLOW GENERALLY CYLINDRICAL BASE PORTION FORMED INTEGRALLY WITH SAID END WALL PORTIN CONCENTRICALLY WITHH SAID CAP, SAID BASE PORTION EXTENDING AWAY FROM SAID END WALL PORTION IN THE SAME DIRECTION AS SAID SKIRT PORTION FOR ENGAGEMENT WITH SAID MOUTH OF SAID BOTTLE, SAID SEALING PORTION FURTHER COMPRISING A CONICALLY DIVERGENT INTEGRALLY FORMED TERMINAL EXTENSION PORTION OF SAID BASE PORTION, SAID EXTENSION PORTION HAVING ORIGINALLY BEEN OUTWARDLY DIVERGENT AWAY FROM SAID END WALL PORTION IMMEDIATEDLY AFTER MOLDING, SAID EXTENSION PORTION BEING TURNEED TO BE OUTWARDLY CONICALLY DIVERGENT TOWARD SAID END WALL PORTION WITH ITS PERIPHERY UNDER INTERNAL TENSION WHICH PRESSES THE TERMINAL EDGE OF SAID EXTENSION PORTIONN INTO SEALING ENGAGEMENT WITH SAID END WALL PORTION TO DEFINE A COMPLETELY ENCLOSED ANNULAR SPACE BETWEEN SAID END WALL PORTIONAND SAID SEALING PORTION WITH SAID CAP REMOVED FROM SAID BOTTLE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |