US3288323A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat sealed container cover with tear tape opening
Assignee: Phillips Petroleum Co
•
Filing: 1961-12-21
•
Granted: 1966-11-29
•
Expires: 1981-12-21
Abstract
No abstract record available.
Inventors
- 👤 Schechter Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:31
CPC Classifications
B; B65; B65D; B65D77/00; B65D77/22; B65D77/30; B65D77/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
AN ARTICLE OF MANUFACTURE COMPRISING IN COMBINATION: (1) A PACKAGE COMPRISING A RIGID THERMOPLASTIC CONTAINER HAVING AN OPEN TOP; (2) A COVER FUSED TO SAID CONTAINER, SAID COVER HAVING A LID SECTION DEFINED BY AN AREA SMALLER THAN SAID OPEN TOP AND BOUNDED OVER A MAJOR PORTION OF ITS PERIPHERY BY A SCORED LINE ON ITS UPPER FACE AND A
Claim 2
Dependent Claim
60 words
AN ARTICLE OF MANUFACTURE COMPRISING IN COMBINATION: (1) A PACKAGE COMPRISING A RIGID THERMOPLASTIC CONTAINER HAVING AN OPEN TOP; (2) A COVER FUSED TO SAID CONTAINER, SAID COVER HAVING A LID SECTION DEFINED BY AN AREA SMALLER THAN SAID OPEN TOP AND BOUNDED OVER A MAJOR PORTION OF ITS PERIPHERY BY A SCORED LINE ON ITS UPPER FACE AND A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |