US2827192A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition for producing jar rings
Assignee: Crown Cork and Seal Co Inc
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Filing: 1954-09-23
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Granted: 1958-03-18
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Expires: 1974-09-23
Abstract
No abstract record available.
Inventors
- 👤 Albin H Warth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:36
CPC Classifications
B; B65; B65D; B65D53/00; B65D53/02; C; C08; C08L; C08L9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A CONTAINER INCLUDING A BODY PORTION, A CLOSURE AND A GASKET MADE FROM A COMPOSITION COMPRISING ABOUT 56 TO 94% OF A CONJUGATED BUTADIENE RUBBERY POLYMER, ABOUT 6 TO 44% OF A WAX COMPOSITION, SAID PERCENTAGES BEING BASED ON THESE TWO COMPONENTS OF THE FINAL GASKET COMPOSITION SAID WAX COMPOSITION COMPRISING ABOUT 1 TO 5% LANOLIN, ABOUT 1 TO 6% POLYETHYLENE, ABOUT 89 TO 97.5% HYDROCARBON WAX HAVING A MELTING POINT OF AT LEAST 128*F., AND A MINERAL FILLER, SAID GASKET PREVENTING THE CLOSURE FROM STICKING TO THE BODY PORTION.
Claim 2
Dependent Claim
90 words
A CONTAINER INCLUDING A BODY PORTION, A CLOSURE AND A GASKET MADE FROM A COMPOSITION COMPRISING ABOUT 56 TO 94% OF A CONJUGATED BUTADIENE RUBBERY POLYMER, ABOUT 6 TO 44% OF A WAX COMPOSITION, SAID PERCENTAGES BEING BASED ON THESE TWO COMPONENTS OF THE FINAL GASKET COMPOSITION SAID WAX COMPOSITION COMPRISING ABOUT 1 TO 5% LANOLIN, ABOUT 1 TO 6% POLYETHYLENE, ABOUT 89 TO 97.5% HYDROCARBON WAX HAVING A MELTING POINT OF AT LEAST 128*F., AND A MINERAL FILLER, SAID GASKET PREVENTING THE CLOSURE FROM STICKING TO THE BODY 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) | 1961-03-17 | 1961-09-16 | 1962-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-17 | 1965-09-16 | 1966-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-17 | 1969-09-16 | 1970-03-18 | $7700.00 | Window Closed / Lapsed |