Patent US3267852A successfully refreshed from Google Patents.
US3301431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pull tab assembly
Assignee: Continental Can Co Inc
•
Filing: 1964-09-23
•
Granted: 1967-01-31
•
Expires: 1984-09-23
Abstract
No abstract record available.
Inventors
- 👤 Blase C Rau
- 👤 John C Jasper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:17
CPC Classifications
B; B65; B65D; B65D17/00; B65D17/28; B65D17/34; B65D17/36; B65D17/401; B65D17/4012
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A PULL TAB ASSEMBLY COMPRISING A PULL TAB ADAPTED TO BE SECURED AT ONE END TO A TEAR STRIP AND A FLEXIBLE PULL RING CONNECTED TO SAID PULL TAB AT THE OPPOSITE END THEREOF, SAID PULL RING BEING FORMED OF PLASTIC AND SAID PULL TAB HAVING AT LEAST ONE EDGE PORTION RIGIDLY CLAMPINGLY SECURING SAID PULL RING TO SAID PULL TAB.
Claim 2
Dependent Claim
61 words
A PULL TAB ASSEMBLY COMPRISING A PULL TAB ADAPTED TO BE SECURED AT ONE END TO A TEAR STRIP AND A FLEXIBLE PULL RING CONNECTED TO SAID PULL TAB AT THE OPPOSITE END THEREOF, SAID PULL RING BEING FORMED OF PLASTIC AND SAID PULL TAB HAVING AT LEAST ONE EDGE PORTION RIGIDLY CLAMPINGLY SECURING SAID PULL RING TO SAID PULL TAB.
References Cited (Backward Citations)
US1856543A
Cited
US2092671A
Cited
US2085200A
Cited
US2112231A
Cited
FR1130591A
Cited
US3084835A
Cited
US3215306A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |