US2616871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rubber preserved with thiazylthio dihydroxybenzenes
Assignee: Uniroyal Inc
•
Filing: 1949-04-07
•
Granted: 1952-11-04
•
Expires: 1969-04-07
Abstract
No abstract record available.
Inventors
- 👤 Thomas H Newby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:48
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/36; C08K5/45; C08K5/46; C08K5/47; Y; Y10; Y10S; Y10S524/00; Y10S524/925
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
RUBBER PROTECTED AGAINST DETERIORATION BY OXYGEN BY 2-(2-(4,5-DIMETHYL THIAZYLTHIO))-1,4DIHYDROXYBENZENE UNIFROMLY DISTRIBUTED THERETHROUGH IN AN AMOUNT RANGING FROM 0.05 TO 5 PARTS PER 100 PARTS OF RUBBER.
Claim 2
Dependent Claim
26 words
RUBBER PROTECTED AGAINST DETERIORATION BY OXYGEN BY 2-(2-(4,5-DIMETHYL THIAZYLTHIO))-1,4DIHYDROXYBENZENE UNIFROMLY DISTRIBUTED THERETHROUGH IN AN AMOUNT RANGING FROM 0.05 TO 5 PARTS PER 100 PARTS OF RUBBER.
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) | 1955-11-04 | 1956-05-05 | 1956-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-04 | 1960-05-05 | 1960-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-04 | 1964-05-05 | 1964-11-04 | $7700.00 | Window Closed / Lapsed |