US2494649A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of tire building and material used therein
Assignee: Celanese Corp
•
Filing: 1945-10-03
•
Granted: 1950-01-17
•
Expires: 1965-10-03
Abstract
No abstract record available.
Inventors
- 👤 Bonard Claude
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:36
CPC Classifications
B; B60; B60C; B60C9/00; B60C9/0042; Y; Y10; Y10T; Y10T442/00; Y10T442/30; Y10T442/3179; Y10T442/322; Y10T442/3228; Y10T442/326
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
38 words
A TIRE FABRIC FOR PNEUMATIC TIRES, SAID FABRIC HAVING A WEFT COMPOSED OF A FIBRE-FORMING HOMOPOLYMER OF ETHYLENE AND A WARP OF CONTINUOUS FILAMENT YARNS OF REGENERATED CELLULOSE HAVING A TENACITY OF AT LEAST 2 GRAMS PER DENIER.
Claim 2
Dependent Claim
38 words
A TIRE FABRIC FOR PNEUMATIC TIRES, SAID FABRIC HAVING A WEFT COMPOSED OF A FIBRE-FORMING HOMOPOLYMER OF ETHYLENE AND A WARP OF CONTINUOUS FILAMENT YARNS OF REGENERATED CELLULOSE HAVING A TENACITY OF AT LEAST 2 GRAMS PER DENIER.
Claim 3
Dependent Claim
59 words
PROCESS FOR THE MANUFACTURE OF PNEUMATIC TIRES, WHEREIN THE TIRE CARCASS IS BUILT UP OF LAYERS COMPRISING A TIRE FABRIC COATED WITH A VULCANIZABLE NATURAL RUBBER MIX, SAID TIRE FABRIC HAVING A WEFT OF A FIBRE-FORMING HOMOPOLYMER OF ETHYLENE AND A WARP OF CONTINUOUS FILAMENT YARNS OF REGENERATED CELLULOSE HAVING A TENACITY OF AT LEAST 2 GRAMS PER DENIER.
Claim 4
Dependent Claim
59 words
PROCESS FOR THE MANUFACTURE OF PNEUMATIC TIRES, WHEREIN THE TIRE CARCASS IS BUILT UP OF LAYERS COMPRISING A TIRE FABRIC COATED WITH A VULCANIZABLE NATURAL RUBBER MIX, SAID TIRE FABRIC HAVING A WEFT OF A FIBRE-FORMING HOMOPOLYMER OF ETHYLENE AND A WARP OF CONTINUOUS FILAMENT YARNS OF REGENERATED CELLULOSE HAVING A TENACITY OF AT LEAST 2 GRAMS PER DENIER.
References Cited (Backward Citations)
US1862492A
Cited
US2147736A
Cited
US2287139A
Cited
US2346759A
Cited
US2325060A
Cited
US2394540A
Cited
US2431977A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-16 | 1953-07-18 | 1954-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-16 | 1957-07-18 | 1958-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-16 | 1961-07-18 | 1962-01-17 | $7700.00 | Window Closed / Lapsed |