US3218222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rubber article reinforced with nylon filaments
Assignee: Monsanto Co
•
Filing: 1962-02-07
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Granted: 1965-11-16
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Expires: 1982-02-07
Abstract
No abstract record available.
Inventors
- 👤 Virginia V Skeen
- 👤 Calvin J Waitkus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:09
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/04; C08J5/06; C08J2321/00; Y; Y10; Y10S; Y10S156/00; Y10S156/91; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A RUBBER ARTICLE REINFORCED WITH NYLON CORD, THE FILAMENTS OF WHICH ARE COATED WITH A MIXED TRIGLYCERIDE HAVING THE STRUCTURAL FORMULA: R-COO-CH2-CH(-OOC-R)-CH2-OOC-R WHEREIN R DESIGNATES ALIPHATIC RADICALS, TWO OF WHICH HAVING 1 TO 5 CARBON ATOMS AND AT MOST ONE DOUBLE CARBON TO CARBON BOND AND ONE OF WHICH HAVING 12 TO 22 CARBON ATOMS AND AT MOST 5 DOUBLE CARBON TO CARBON BONDS IN AN AMOUNT OF ABOUT 0.05 TO ABOUT 3.0 PERCENT BY WEIGHT OF THE FILAMENTS.
Claim 2
Dependent Claim
79 words
A RUBBER ARTICLE REINFORCED WITH NYLON CORD, THE FILAMENTS OF WHICH ARE COATED WITH A MIXED TRIGLYCERIDE HAVING THE STRUCTURAL FORMULA: R-COO-CH2-CH(-OOC-R)-CH2-OOC-R WHEREIN R DESIGNATES ALIPHATIC RADICALS, TWO OF WHICH HAVING 1 TO 5 CARBON ATOMS AND AT MOST ONE DOUBLE CARBON TO CARBON BOND AND ONE OF WHICH HAVING 12 TO 22 CARBON ATOMS AND AT MOST 5 DOUBLE CARBON TO CARBON BONDS IN AN AMOUNT OF ABOUT 0.05 TO ABOUT 3.0 PERCENT BY WEIGHT OF THE FILAMENTS.
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) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |