US3441552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antistatic composition
Assignee: Huels AG
•
Filing: 1966-09-30
•
Granted: 1969-04-29
•
Expires: 1986-09-30
Abstract
No abstract record available.
Inventors
- 👤 Konrad Rombusch
- 👤 Ursula Eichers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:38
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/17; Y; Y10; Y10S; Y10S260/00; Y10S260/15; Y10S260/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
AN ANTISTATIC COMPOSITION COMPRISING A NORMALLY SOLID POLYMER OF AN A-ETHYLENICALLY UNSATURATED HYDROCARBON HAVING 2-8 CARBON ATOMS AND AN ANTISTATICALLY EFFECTIVE AMOUNT OF AN ALKOXYPROPYLAMINE OF THE FORMULA:
Claim 2
Dependent Claim
28 words
AN ANTISTATIC COMPOSITION COMPRISING A NORMALLY SOLID POLYMER OF AN A-ETHYLENICALLY UNSATURATED HYDROCARBON HAVING 2-8 CARBON ATOMS AND AN ANTISTATICALLY EFFECTIVE AMOUNT OF AN ALKOXYPROPYLAMINE OF THE FORMULA:
References Cited (Backward Citations)
GB820541A
Cited
US2959567A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-28 | 1972-10-28 | 1973-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-28 | 1976-10-28 | 1977-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-28 | 1980-10-28 | 1981-04-29 | $7700.00 | Window Closed / Lapsed |