US3637604A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shaped articles made from polycaprolactams containing an organosilicon compound as an antielectrostatic agent
Assignee: Bayer AG
•
Filing: 1968-12-19
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Granted: 1972-01-25
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Expires: 1988-12-19
Abstract
Abstract SHAPED ARTICLES WHICH ARE ANTIELECTROSTATIC AND WHICH ARE MADE FROM HIGH MOLECULAR WEIGHT POLYCAPROLACTAMS CONTAINING AN ORGANOSILICON COMPOUND AS AN ANTIELECTROSTATIC AGENT.
Inventors
- 👤 Joachim Schneider
- 👤 Herbert Groschel
- 👤 Harry Kubitzek
- 👤 Gunther Nawrath
- 👤 Hans Rudolph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:48
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/54; C08K5/541; C08K5/5415; C08K5/5419; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/18; C07F7/1804; Y; Y10; Y10S; Y10S524/00; Y10S524/91; Y10S524/912
Claims Analysis
Total Claims: 0
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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) | 1975-01-24 | 1975-07-26 | 1976-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-01-24 | 1979-07-26 | 1980-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-01-24 | 1983-07-26 | 1984-01-25 | $7700.00 | Window Closed / Lapsed |