US2802505A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Puncture-sealing pneumatic article
Assignee: Uniroyal Inc
•
Filing: 1954-05-19
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Granted: 1957-08-13
•
Expires: 1974-05-19
Abstract
No abstract record available.
Inventors
- 👤 Lester C Peterson
- 👤 Harvey J Batts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:35
CPC Classifications
B; B60; B60C; B60C19/00; B60C19/12; B29; B29D; B29D30/00; B29D30/06; B29D30/0681; B29D30/0685; B29D2030/0686; B29D2030/0695; Y; Y10; Y10S; Y10S428/00; Y10S428/912; Y10T; Y10T152/00; Y10T152/10; Y10T152/10495; Y10T152/10666; Y10T152/10675; Y10T152/10684; Y10T152/10702; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/24488
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A PUNCTURE-SEALING PNEUMATIC ARTICLE HAVING AT LEAST IN ITS CROWN AREA A LAYER OF PUNCTURE-SEALING PLASTIC MATERIAL COMPRISED OF A LARGE AMOUNT OF A SYNTHETIC RUBBERY COPOLYMER OF AN INSOOLEFIN HAVING FROM 4 TO 7 CARBON ATOMS WITH FROM 0.5 TO 10% OF A DIOLEFIN HAVING FROM 4 TO 6 CARBON ATOMS, THE SAID RUBBERYCOPOLYMER BEING IN A PERMANENTLY PLASTIC, UNCURED STATE, AND A SMALL AMOUNT OF POLYCHLOROPRENE RUBBER, THE SAID POLYCHLOROPRENE RUBBER BEING IN A CURED CONDITION, AND THE SAID CURED POLYCHLOROPRENE SERVING TO GIVE STRUCTURE TO THE SAID ISOOLEFINDIOLEFIN COPOLYMER RUBBER AND MAINTAIN IT IN PLACE.
Claim 2
Dependent Claim
98 words
A PUNCTURE-SEALING PNEUMATIC ARTICLE HAVING AT LEAST IN ITS CROWN AREA A LAYER OF PUNCTURE-SEALING PLASTIC MATERIAL COMPRISED OF A LARGE AMOUNT OF A SYNTHETIC RUBBERY COPOLYMER OF AN INSOOLEFIN HAVING FROM 4 TO 7 CARBON ATOMS WITH FROM 0.5 TO 10% OF A DIOLEFIN HAVING FROM 4 TO 6 CARBON ATOMS, THE SAID RUBBERYCOPOLYMER BEING IN A PERMANENTLY PLASTIC, UNCURED STATE, AND A SMALL AMOUNT OF POLYCHLOROPRENE RUBBER, THE SAID POLYCHLOROPRENE RUBBER BEING IN A CURED CONDITION, AND THE SAID CURED POLYCHLOROPRENE SERVING TO GIVE STRUCTURE TO THE SAID ISOOLEFINDIOLEFIN COPOLYMER RUBBER AND MAINTAIN IT IN PLACE.
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) | 1960-08-12 | 1961-02-11 | 1961-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-12 | 1965-02-11 | 1965-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-12 | 1969-02-11 | 1969-08-13 | $7700.00 | Window Closed / Lapsed |