US2805212A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rubber compositions stabilized with 6-diethylamino substituted 1, 2-dihydroquinolines
Assignee: Monsanto Chemicals Ltd
•
Filing: 1955-01-07
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Granted: 1957-09-03
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Expires: 1975-01-07
Abstract
No abstract record available.
Inventors
- 👤 David J Beaver
- 👤 Paul M Downey
- 👤 James O Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:05
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3412; C08K5/3432; C08K5/3437; Y; Y10; Y10S; Y10S524/00; Y10S524/925
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
23 words
A COMPOSITION COMPRISING A SULFUR VULCANIZABLE DIENE HYDROCARBON RUBBE RAND IN AMOUNT SUFFICIENT TO INHIBIT EXPOSURE CRACKIING A COMPOUND OF THE GENERAL FORMULA
Claim 2
Dependent Claim
23 words
A COMPOSITION COMPRISING A SULFUR VULCANIZABLE DIENE HYDROCARBON RUBBE RAND IN AMOUNT SUFFICIENT TO INHIBIT EXPOSURE CRACKIING A COMPOUND OF THE GENERAL FORMULA
References Cited (Backward Citations)
US2530774A
Cited
US2713047A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-02 | 1961-03-04 | 1961-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-02 | 1965-03-04 | 1965-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-02 | 1969-03-04 | 1969-09-03 | $7700.00 | Window Closed / Lapsed |