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US3199705A Expired / Lapsed US ⏱️ 0.0 years remaining

Three-piece easy opening crown cap closure

Assignee: Continental Can Co Inc
•
Filing: 1963-11-04
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Granted: 1965-08-10
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Expires: 1983-11-04
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Abstract

No abstract record available.

Inventors

  • 👤 Halford E Brockett

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 08:17
CPC Classifications
B; B65; B65D; B65D41/00; B65D41/32; B65D41/40; B65D41/42

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 154 words
AN EASY OPENING CROWN CAP CLOSURE COMPRISING A SHELL INCLUDING AN END PANEL AND A SKIRT, A CUT LINE IN SAID END PANEL DEFINING A PULL TAB READILY BENDABLE OUT OF THE PLANE OF SAID END PANEL AND AN END PANEL WALL PORTION COMPLETELY SURROUNDING SAID PULL TAB, SAID CUT LINE HAVING SAPCED ENDS, A PAIR OF WEAKENING LINES EXTENDING ACROSS SAID END PANEL WALL PORTION OUTWASRDLY FROM THE END OF SAID CUT LINES AND PARTIALLY DOWN SAID SKIRT TO DEFINE A TEAR STRIP INTEGRALLY CONNECTED TO SAID PULL TAB FOR REMOVAL THEREBY, A RIGID METAL REINFORCING DISC BRIDGING SAID PULL TAB AND BEING FIRMLY SEATED ON SAID END PANEL WALL PORTION TO PREVENT THE RUPTURE OF THE CROWD CAP CLOSURE BY INWARD DEFLECTION OF SAID PULL TAB, AND A SEALING LINER BONDED TO BOTH SAID SHELL AND SAID DISC TO SEAL AGAINST FLOW AROUND SAID DISC AND BETWEEN SAID DISC AND SAID LINER.
Claim 2
Dependent Claim 154 words
AN EASY OPENING CROWN CAP CLOSURE COMPRISING A SHELL INCLUDING AN END PANEL AND A SKIRT, A CUT LINE IN SAID END PANEL DEFINING A PULL TAB READILY BENDABLE OUT OF THE PLANE OF SAID END PANEL AND AN END PANEL WALL PORTION COMPLETELY SURROUNDING SAID PULL TAB, SAID CUT LINE HAVING SAPCED ENDS, A PAIR OF WEAKENING LINES EXTENDING ACROSS SAID END PANEL WALL PORTION OUTWASRDLY FROM THE END OF SAID CUT LINES AND PARTIALLY DOWN SAID SKIRT TO DEFINE A TEAR STRIP INTEGRALLY CONNECTED TO SAID PULL TAB FOR REMOVAL THEREBY, A RIGID METAL REINFORCING DISC BRIDGING SAID PULL TAB AND BEING FIRMLY SEATED ON SAID END PANEL WALL PORTION TO PREVENT THE RUPTURE OF THE CROWD CAP CLOSURE BY INWARD DEFLECTION OF SAID PULL TAB, AND A SEALING LINER BONDED TO BOTH SAID SHELL AND SAID DISC TO SEAL AGAINST FLOW AROUND SAID DISC AND BETWEEN SAID DISC AND SAID LINER.

References Cited (Backward Citations)

US2043310A Cited
US2752059A Cited
US2823422A Cited
FR1054118A Cited
GB726520A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-08-09 1969-02-08 1969-08-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-08-09 1973-02-08 1973-08-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-08-09 1977-02-08 1977-08-10 $7700.00 Window Closed / Lapsed

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