US2827442A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chloroalkyl allylaryl ethers and polymers thereof
Assignee: Beazer East Inc
•
Filing: 1954-10-20
•
Granted: 1958-03-18
•
Expires: 1974-10-20
Abstract
No abstract record available.
Inventors
- 👤 Alelio Gaetano F D
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:02
CPC Classifications
C; C08; C08F; C08F16/00; C08F16/12; C08F16/14; C08F16/24
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
16 words
A POLYMER OF A CHLORALKYL ALLYLARYL ETHER HAVING A PLURALITY OF REPEATING UNITS OF THE FORMULA
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-17 | 1961-09-16 | 1962-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-17 | 1965-09-16 | 1966-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-17 | 1969-09-16 | 1970-03-18 | $7700.00 | Window Closed / Lapsed |