US3251502A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safe opening can
Assignee: Continental Can Co Inc
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Filing: 1963-12-17
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Granted: 1966-05-17
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Expires: 1983-12-17
Abstract
No abstract record available.
Inventors
- 👤 Warren J Hayford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:48
CPC Classifications
B; B65; B65D; B65D17/00; B65D17/28; B65D17/401; B65D17/4011
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
A SAFETY CAN OF THE EASY OPENING TYPE COMPRISING A CAN BODY HAVING A CAN END OF THE EASY OPENING TYPE, SAID CAN END INCLUDING AN END PANEL HAVING INCORPORATED THEREIN MEANS TEARABLE FROM SAID END PANEL TO REMOVE A MAJOR PORTION OF SAID END PANEL AND THEREBY EFFECT THE OPENING OF THE CAN, AND SAID CAN BODY HAVING AN OUTWARDLY DIRECTED PORTION UNDERLYING AN OUTER BOUNDARY OF SAID REMOVABLE END PANEL PORTION WHEREBY A RAW EDGE RESULTING FROM THE REMOVAL OF SAID END PANEL PORTION WILL BE DISPOSED OUTWARDLY OF AN IMMEDIATELY ADJACENT PORTION OF SAID CAN BODY THEREBY PROVIDING FOR THE SHIELDING OF SUCH RAW EDGE WHILE ASSURING THAT NO PORTIONS OF SAID CAN END REMAINING AFTER THE OPENING OF SAID CAN WILL BEIN A PRODUCT DISPENSING RESTRICTING POSITION, SAID CAN BODY BEING OF THE TAPERED TYPE, AND SAID OUTWARDLY DIRECTED PORTION BEING PART OF AN INTERNALLY DIRECTED BEAD FORMED IN THE TAPERED WALL OF SAID CAN BODY.
Claim 2
Dependent Claim
160 words
A SAFETY CAN OF THE EASY OPENING TYPE COMPRISING A CAN BODY HAVING A CAN END OF THE EASY OPENING TYPE, SAID CAN END INCLUDING AN END PANEL HAVING INCORPORATED THEREIN MEANS TEARABLE FROM SAID END PANEL TO REMOVE A MAJOR PORTION OF SAID END PANEL AND THEREBY EFFECT THE OPENING OF THE CAN, AND SAID CAN BODY HAVING AN OUTWARDLY DIRECTED PORTION UNDERLYING AN OUTER BOUNDARY OF SAID REMOVABLE END PANEL PORTION WHEREBY A RAW EDGE RESULTING FROM THE REMOVAL OF SAID END PANEL PORTION WILL BE DISPOSED OUTWARDLY OF AN IMMEDIATELY ADJACENT PORTION OF SAID CAN BODY THEREBY PROVIDING FOR THE SHIELDING OF SUCH RAW EDGE WHILE ASSURING THAT NO PORTIONS OF SAID CAN END REMAINING AFTER THE OPENING OF SAID CAN WILL BEIN A PRODUCT DISPENSING RESTRICTING POSITION, SAID CAN BODY BEING OF THE TAPERED TYPE, AND SAID OUTWARDLY DIRECTED PORTION BEING PART OF AN INTERNALLY DIRECTED BEAD FORMED IN THE TAPERED WALL OF SAID CAN BODY.
References Cited (Backward Citations)
US3055539A
Cited
US3179282A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-16 | 1969-11-15 | 1970-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-16 | 1973-11-15 | 1974-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-16 | 1977-11-15 | 1978-05-17 | $7700.00 | Window Closed / Lapsed |