US3124556A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilizing synthetic diene rubbers
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:39
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/49; C08K5/5398
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A COMPOSITION OF MATTER COMPRISING UNVULCANIZED SULFUR VULCANIZABLE SYNTHETIC DIENE POLYMER RUBBER CONTAINING AN ALIPHATIC CONJUGATED DIENE HYDROCARBON AS A MAJOR COMPONENT OF HE POLYMER AND A SMALL BUT PRESERVATIVE AMOUNT OF A COMPOUND EFFECTIVE TO INHIBIT HARDENING SELECTED FROM THE GROUP CONSISTING OF PHOSPHORODITHIOIC ACIDS OF THE STRUCTURE
Claim 2
Dependent Claim
49 words
A COMPOSITION OF MATTER COMPRISING UNVULCANIZED SULFUR VULCANIZABLE SYNTHETIC DIENE POLYMER RUBBER CONTAINING AN ALIPHATIC CONJUGATED DIENE HYDROCARBON AS A MAJOR COMPONENT OF HE POLYMER AND A SMALL BUT PRESERVATIVE AMOUNT OF A COMPOUND EFFECTIVE TO INHIBIT HARDENING SELECTED FROM THE GROUP CONSISTING OF PHOSPHORODITHIOIC ACIDS OF THE STRUCTURE
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) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |