Patent US1705137A successfully refreshed from Google Patents.
Patent US3276613A successfully refreshed from Google Patents.
US3276613A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crown cap
Assignee: Continental Can Co Inc
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Filing: 1964-12-18
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Granted: 1966-10-04
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Expires: 1984-12-18
Abstract
No abstract record available.
Inventors
- 👤 John S Bozek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:35
CPC Classifications
B; B65; B65D; B65D41/00; B65D41/32; B65D41/40; B65D41/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
182 words
IN AN EASY OPENING CROWN CAP ASSEMBLY, A CROWN SHELL COMPRISING AN END PANEL AND A DEPENDING SKIRT, SAID END PANEL BEING FORMED WITH A CUT DIE DEFINING A PULL TAB, SAID CUT LINE HAVING ENDS TERMINATING IN SPACES RELATION, AND PARTIAL DEPTH SCORE LINES FORMED IN SAID END PANEL OUTWARDLY FROM SAID CUT LINE ENDS AND DEFINING A TEAR STRIP INTEGRALLY CONNECTED TO SAID PULL TAB, THE RELATIONSHIP OF SAID SCORE LINES AND SAID CUT LINE BEING SUCH THAT THE DISTANCE ALONG ONE OF SAID SCORE LINES FROM SAID CUT LINE TO SAID SKIRT IS GREATER THAN THE CORRESPONDING DISTANCE ALONG THE OTHER OF SAID SCORE LINES, AND SAID ONE SCORE LINE EXTENDING DOWN SAID SKIRT WITH THE OTHER SCORE LINE TERMINATING ADJACENT THE INTERSECTION OF SAID END PANEL AND SAID SKIRT WHEREBY WHEN A PULL IS EXERTED ON SAID PULL TAB, SAID CROWN SHELL WILL RUPTURE ALONG SAID SCORE LINES WITH SAID SKIRT BEING ADAPTED ALONG SAID ONE SCORE LINE AND SAID TEAR STRIP AND PULL TAB REMAINING ATTACHES TO SAID SKIRT FOR FACILITATING THE REMOVAL OF SAID CROWN SHELL.
Claim 2
Dependent Claim
182 words
IN AN EASY OPENING CROWN CAP ASSEMBLY, A CROWN SHELL COMPRISING AN END PANEL AND A DEPENDING SKIRT, SAID END PANEL BEING FORMED WITH A CUT DIE DEFINING A PULL TAB, SAID CUT LINE HAVING ENDS TERMINATING IN SPACES RELATION, AND PARTIAL DEPTH SCORE LINES FORMED IN SAID END PANEL OUTWARDLY FROM SAID CUT LINE ENDS AND DEFINING A TEAR STRIP INTEGRALLY CONNECTED TO SAID PULL TAB, THE RELATIONSHIP OF SAID SCORE LINES AND SAID CUT LINE BEING SUCH THAT THE DISTANCE ALONG ONE OF SAID SCORE LINES FROM SAID CUT LINE TO SAID SKIRT IS GREATER THAN THE CORRESPONDING DISTANCE ALONG THE OTHER OF SAID SCORE LINES, AND SAID ONE SCORE LINE EXTENDING DOWN SAID SKIRT WITH THE OTHER SCORE LINE TERMINATING ADJACENT THE INTERSECTION OF SAID END PANEL AND SAID SKIRT WHEREBY WHEN A PULL IS EXERTED ON SAID PULL TAB, SAID CROWN SHELL WILL RUPTURE ALONG SAID SCORE LINES WITH SAID SKIRT BEING ADAPTED ALONG SAID ONE SCORE LINE AND SAID TEAR STRIP AND PULL TAB REMAINING ATTACHES TO SAID SKIRT FOR FACILITATING THE REMOVAL OF SAID CROWN SHELL.
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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |