US3124557A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flame-proof alkenyl aromatic polymers
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
2026-10-31 02:30
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/02; C08K5/04; C08K5/14; Y; Y10; Y10S; Y10S521/00; Y10S521/907
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
A RESINOUS COMPOSITION OF MATTER CONSISTING ESENTIALLY OF A THERMOPLASTIC ALKENYL AROMATIC POLYMER OF AT LEAST 70 PERCENT BY WEIGHT OF AT LEAST ONE ALKENYL AROMATIC COMPOUND HAVING THE GENERAL FORMULA:
Claim 2
Dependent Claim
31 words
A RESINOUS COMPOSITION OF MATTER CONSISTING ESENTIALLY OF A THERMOPLASTIC ALKENYL AROMATIC POLYMER OF AT LEAST 70 PERCENT BY WEIGHT OF AT LEAST ONE ALKENYL AROMATIC COMPOUND HAVING THE GENERAL FORMULA:
References Cited (Backward Citations)
US2676946A
Cited
GB810551A
Cited
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 |