US3042664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkenyl aryl monomers, polymers thereof and polymerization processes
Assignee: Akzo Nobel UK PLC
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Filing: 1959-03-27
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Granted: 1962-07-03
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Expires: 1979-03-27
Abstract
No abstract record available.
Inventors
- 👤 John A Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:22
CPC Classifications
C; C08; C08F; C08F32/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A NORMALLY SOLID POLYMER OF AT LEAST ONE COMPOUND HAVING THE GENERAL FORMULA:
Claim 2
Dependent Claim
13 words
A NORMALLY SOLID POLYMER OF AT LEAST ONE COMPOUND HAVING THE GENERAL FORMULA:
References Cited (Backward Citations)
US2842531A
Cited
US2894993A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |