US3701765A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antistatic molding compositions
Assignee: Huels AG
•
Filing: 1970-10-28
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Granted: 1972-10-31
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Expires: 1990-10-28
Abstract
Abstract ANTISTATIC POLYOLEFIN MOLDING COMPOSITIONS AND ARTICLES CONTAINING 0.01-5.0% BY WEIGHT OF AN ANTISTAT OF THE FORMULA: WHEREIN R1 IS HYDROGEN, ALKYL OR ALKENYL OF 1-5 CARBON ATOMS, OR A GROUP OF THE FORMULA (CXH2XO)NH IN WHICH X IS 2 OR 3 AND N IS 1-10, AND WHEREIN R2 IS STRAIGHT CHAIN OR BRANCHED ALKYL OR ALKENYL OF 5-25 CARBON ATOMS, INCLUSIVE. 1-R1,2-R2-1,4,5,6-PYRIMIDINE
Inventors
- 👤 Karl-Heinz Magosch
- 👤 Konrad Rombusch
- 👤 Ursula Eichers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:09
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3442; C08K5/3462; Y; Y10; Y10S; Y10S260/00; Y10S260/15; Y10S260/19
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-10-31 | 1976-05-01 | 1976-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-31 | 1980-05-01 | 1980-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-31 | 1984-05-01 | 1984-10-31 | $7700.00 | Window Closed / Lapsed |