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US2726277A
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Antioxidant
Assignee: Monsanto Chemicals Ltd
•
Filing: 1950-06-10
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Granted: 1955-12-06
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Expires: 1970-06-10
Abstract
No abstract record available.
Inventors
- 👤 Paul M Downey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:14
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/36; C08K5/37; C08K5/375; Y; Y10; Y10S; Y10S524/00; Y10S524/925; Y10S524/926; Y10S528/00; Y10S528/931; Y10S528/934; Y10S528/935
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
43 words
A LATEX RUBBER COMPOSITION HAVING INCORPORATED THEREIN A SMALL AMOUNT OF A THIO BIS (4,6-DIALKYL PHENOL) IN WHICH EACH ALKYL GROUP CONTAINS MORE THAN THREE BUT LESS THAN EIGHT CARBON ATOMS CONTAINING NOT MORE THAN ONE SULFUR ATOM PER EACH 4,6-DIALKYL PHENOL RADICAL.
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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) | 1958-12-05 | 1959-06-06 | 1959-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-05 | 1963-06-06 | 1963-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-05 | 1967-06-06 | 1967-12-06 | $7700.00 | Window Closed / Lapsed |