US2985619A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilizers for halogen-containing high polymers
Assignee: Bayer AG
•
Filing: 1958-11-24
•
Granted: 1961-05-23
•
Expires: 1978-11-24
Abstract
No abstract record available.
Inventors
- 👤 Roos Ernst
- 👤 Burgdorf Martin
- 👤 Lober Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:12
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3467; C08K5/3472; C08K5/36; C08K5/39; C08K5/405
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
AS A NEW COMPOSITION OF MATTER, A HALOGEN-CONTAINING POLYMER STABILIZED WITH 0.1-5% BY WEIGHT, BASED ON THE POLYMER, OF A 1,2,4-TRIAZOLE OF THE GENERAL FORMULA
Claim 2
Dependent Claim
25 words
AS A NEW COMPOSITION OF MATTER, A HALOGEN-CONTAINING POLYMER STABILIZED WITH 0.1-5% BY WEIGHT, BASED ON THE POLYMER, OF A 1,2,4-TRIAZOLE OF THE GENERAL FORMULA
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) | 1964-05-22 | 1964-11-21 | 1965-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-22 | 1968-11-21 | 1969-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-22 | 1972-11-21 | 1973-05-23 | $7700.00 | Window Closed / Lapsed |