US3314569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container closure
Assignee: Oscar Mayer Foods Corp
•
Filing: 1965-01-27
•
Granted: 1967-04-18
•
Expires: 1985-01-27
Abstract
No abstract record available.
Inventors
- 👤 Oscar E Seiferth
- 👤 Glenn M Austin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:02
CPC Classifications
B; B65; B65D; B65D17/00; B65D17/28; B65D17/401; B65D17/4012
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
223 words
IN A CONTAINER, A TEAR STRIP ARRANGEMENT FOR FACILITATING THE READY OPENING OF SAID CONTAINER, SAID TEAR STRIP ARRANGEMENT BEING INCORPORATED IN A PANEL OF SAID CONTAINER AND COMPRISING A TEAR STRIP PORTION DEFINED BY A PAIR OF SPACED, GENERALLY PARALLEL SCORE LINES EXTENDING INWARDLY FROM A POINT NEAR THE PERIPHERY OF THE PANEL TOWARD THE CENTER OF THE PANEL AND TERMINATING AT AN ENLARGED TAB FORMING END PORTION WHICH IS BORDEDED BY A CIRCULAR CUTTING LINE EXTENDING ABOUT SAID END PORTION WITH THE MATERIAL IN THE PANEL CUT THROUGH ON SAID LINE, ONE OF SAID SCORE LINES MERGING AT ITS OUTER END INTO A SCORE LINE EXTENDING AROUND AND FORMING THE PERIMETER OF A PORTION OF SAID PANEL WHICH IT IS DESIRED TO REMOVE SO AS TO PROVIDE AN OPENING INTO SAID CONTAINER, AND A COMBINATION SEAL FORMING AND TAB LIFTING MEMBER WHICH IS IN THE FORM OF A STRIP OF RELATIVELY THIN FLEXIBLE SHEET MATERIAL OF SUFFICIENT SIZE TO COVER SAID TAB FORMING END PORTIONS WITH A CENTRAL PORTION THEREOF ADHESIVELY SECURED TO THE TAB FORMING END PORTION AND SAID STRIP HAVING ITS MARGINS SEALED TO THE PANEL MATERIAL SURROUNDING SAID TAB FORMING END PORTION BY A PEELABLE ADHESIVE WHICH PERMITS THE STRIP TO BE PULLED LOOSE FROM THE SURROUNDING MATERIAL WHILE IT REMAINS CONNECTED TO SAID TAB FORMING END PORTION.
Claim 2
Dependent Claim
223 words
IN A CONTAINER, A TEAR STRIP ARRANGEMENT FOR FACILITATING THE READY OPENING OF SAID CONTAINER, SAID TEAR STRIP ARRANGEMENT BEING INCORPORATED IN A PANEL OF SAID CONTAINER AND COMPRISING A TEAR STRIP PORTION DEFINED BY A PAIR OF SPACED, GENERALLY PARALLEL SCORE LINES EXTENDING INWARDLY FROM A POINT NEAR THE PERIPHERY OF THE PANEL TOWARD THE CENTER OF THE PANEL AND TERMINATING AT AN ENLARGED TAB FORMING END PORTION WHICH IS BORDEDED BY A CIRCULAR CUTTING LINE EXTENDING ABOUT SAID END PORTION WITH THE MATERIAL IN THE PANEL CUT THROUGH ON SAID LINE, ONE OF SAID SCORE LINES MERGING AT ITS OUTER END INTO A SCORE LINE EXTENDING AROUND AND FORMING THE PERIMETER OF A PORTION OF SAID PANEL WHICH IT IS DESIRED TO REMOVE SO AS TO PROVIDE AN OPENING INTO SAID CONTAINER, AND A COMBINATION SEAL FORMING AND TAB LIFTING MEMBER WHICH IS IN THE FORM OF A STRIP OF RELATIVELY THIN FLEXIBLE SHEET MATERIAL OF SUFFICIENT SIZE TO COVER SAID TAB FORMING END PORTIONS WITH A CENTRAL PORTION THEREOF ADHESIVELY SECURED TO THE TAB FORMING END PORTION AND SAID STRIP HAVING ITS MARGINS SEALED TO THE PANEL MATERIAL SURROUNDING SAID TAB FORMING END PORTION BY A PEELABLE ADHESIVE WHICH PERMITS THE STRIP TO BE PULLED LOOSE FROM THE SURROUNDING MATERIAL WHILE IT REMAINS CONNECTED TO SAID TAB FORMING END PORTION.
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) | 1970-04-17 | 1970-10-17 | 1971-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-17 | 1974-10-17 | 1975-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-17 | 1978-10-17 | 1979-04-18 | $7700.00 | Window Closed / Lapsed |