US3381848A
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Assignee: Individual
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Filing: 1966-10-05
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Granted: 1968-05-07
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Expires: 1986-10-05
Abstract
No abstract record available.
Inventors
- 👤 Omar L Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:45
CPC Classifications
B; B65; B65D; B65D17/00; B65D17/28; B65D17/34; B65D17/36; B65D17/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
165 words
IN A CONTAINER, THE COMBINATION OF: A CONTAINER WALL OF SHEET MATERIAL; A FIRST LINE OF WEAKNESS IN SAID CONTAINER WALL DEFINING A TEAR STRIP MANUALLY REMOVABLE THEREFROM; A SECOND LINE OF WEAKNESS IN SAID CONTAINER WALL ADJACENT SAID FIRST LINE OF WEAKNESS AND DEFINING A HINGE, SAID HINGE BEING SPACED FROM SAID FIRST LINE OF WEAKNESS BY A PORTION OF SAID TEAR STRIP; A TAB LYING AT LEAST PARTIALLY WITHIN THE AREA OF SAID TEAR STRIP, SAID TAB HAVING A HANDLE END AND A FORCE APPLYING END WITH THE FORCE APPLYING END LYING AT A PRESELECTED LOCATION CLOSELY ADJACENT SAID FIRST LINE OF WEAKNESS; AND MEANS INTEGRAL WITH SAID TEAR STRIP FOR SECURING SAID TAB TO SAID TEAR STRIP, MOVEMENT OF SAID HANDLE END OF SAID TAB URGING SAID FORCE APPLYING END FIRMLY AGAINST SAID CONTAINER WALL TO CAUSE HINGED MOVEMENT OF SAID PORTION OF SAID CONTAINER WALL ABOUT SAID HINGE TO INITIATE SEVERANCE OF THE TEAR STRIP ALONG SAID FIRST LINE OF WEAKNESS.
Claim 2
Dependent Claim
165 words
IN A CONTAINER, THE COMBINATION OF: A CONTAINER WALL OF SHEET MATERIAL; A FIRST LINE OF WEAKNESS IN SAID CONTAINER WALL DEFINING A TEAR STRIP MANUALLY REMOVABLE THEREFROM; A SECOND LINE OF WEAKNESS IN SAID CONTAINER WALL ADJACENT SAID FIRST LINE OF WEAKNESS AND DEFINING A HINGE, SAID HINGE BEING SPACED FROM SAID FIRST LINE OF WEAKNESS BY A PORTION OF SAID TEAR STRIP; A TAB LYING AT LEAST PARTIALLY WITHIN THE AREA OF SAID TEAR STRIP, SAID TAB HAVING A HANDLE END AND A FORCE APPLYING END WITH THE FORCE APPLYING END LYING AT A PRESELECTED LOCATION CLOSELY ADJACENT SAID FIRST LINE OF WEAKNESS; AND MEANS INTEGRAL WITH SAID TEAR STRIP FOR SECURING SAID TAB TO SAID TEAR STRIP, MOVEMENT OF SAID HANDLE END OF SAID TAB URGING SAID FORCE APPLYING END FIRMLY AGAINST SAID CONTAINER WALL TO CAUSE HINGED MOVEMENT OF SAID PORTION OF SAID CONTAINER WALL ABOUT SAID HINGE TO INITIATE SEVERANCE OF THE TEAR STRIP ALONG SAID FIRST LINE OF WEAKNESS.
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) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |