US3247155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilizers and plasticizers for polymers which contain chemically combined chlorine
Assignee: Bayer AG
•
Filing: 1963-03-12
•
Granted: 1966-04-19
•
Expires: 1983-03-12
Abstract
No abstract record available.
Inventors
- 👤 Frank Gunter
- 👤 Wegler Richard
- 👤 Gobel Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:09
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/15; C08K5/151; C08K5/1515
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
IN THE PROCESS FOR STABILISING AND PLASTICISING POLYMERS WHICH CONTAIN CHEMICALLY COMBINED CHLORINE, THE IMPROVEMENT WHICH COMPRISES ADDING AS STABILISER AND PLASTICISER GLYCIDYL ETHERS OF HYDROXYL ARYL CARBOXYLIC ACID ESTERS OF THE GENERAL FORMULA
Claim 2
Dependent Claim
34 words
IN THE PROCESS FOR STABILISING AND PLASTICISING POLYMERS WHICH CONTAIN CHEMICALLY COMBINED CHLORINE, THE IMPROVEMENT WHICH COMPRISES ADDING AS STABILISER AND PLASTICISER GLYCIDYL ETHERS OF HYDROXYL ARYL CARBOXYLIC ACID ESTERS OF THE GENERAL FORMULA
References Cited (Backward Citations)
US3113907A
Cited
US2758119A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |