US2586775A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic container closure
Assignee: Armstrong World Industries Inc
•
Filing: 1947-06-10
•
Granted: 1952-02-26
•
Expires: 1967-06-10
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Benner
- 👤 John M Sharf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:22
CPC Classifications
B; B65; B65D; B65D41/00; B65D41/02; B65D41/04; B65D41/0407
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A CONTANER HAVING APPLIED THERETO A CLOSURE COMPOSED OF A POLYMERIZED ETHYLENE AND HAVING A TOP PORTION CARRYING AN ANNULA RECESS SO POSITIONED THAT THE ZONE OF MINIMUM THICKNESS OF SAID TO IS SUBSTANTIALLY ABOVE THE SEALING SUR-
Claim 2
Dependent Claim
38 words
A CONTANER HAVING APPLIED THERETO A CLOSURE COMPOSED OF A POLYMERIZED ETHYLENE AND HAVING A TOP PORTION CARRYING AN ANNULA RECESS SO POSITIONED THAT THE ZONE OF MINIMUM THICKNESS OF SAID TO IS SUBSTANTIALLY ABOVE THE SEALING SUR-
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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) | 1955-02-25 | 1955-08-27 | 1956-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-25 | 1959-08-27 | 1960-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-25 | 1963-08-27 | 1964-02-26 | $7700.00 | Window Closed / Lapsed |