US3804875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Caged boron-nitrogen compounds
Assignee: Henkel Corp
•
Filing: 1971-12-08
•
Granted: 1974-04-16
•
Expires: 1991-12-08
Abstract
Abstract N(-)<(-(C(-R)2)X-O-B(-O-(C(-R)2)Y-)-O-(C(-R)2)Z-), WHERE N IS JOINED TO (C(-R)2)Y, WHERE X, Y AND Z ARE, INDENPENDENTLY, INTEGERS FROM 2 TO 4,. ALL OF THE COMPOUNDS OF THIS INVENTION CONTAIN AT LEAST ONE RING SUBSTITUENT OTHER THAN HYDROGEN WHEREAS OTHERS HAVE TWO OR MORE RING SUBSTITUENTS. THE COMPOUNDS ARE USEFUL AS ANTISTATIC AGENTS IN NATURAL AND SYNTHETIC, POLYMERIC FIBERS AND FILMS, AND AS COLOR IMPROVING AGENTS FOR FATTY ACID DISTILLATIONS. THIS INVENTION RELATES TO CAGED BORON-NITROGEN COMPOUNDS HAVING THE GENERAL FORMULA
Inventors
- 👤 J Ludwig
- 👤 K Witsken
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:49
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/55; C07; C07F; C07F5/00; C07F5/02; C07F5/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1977-04-15 | 1977-10-15 | 1978-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-04-15 | 1981-10-15 | 1982-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-04-15 | 1985-10-15 | 1986-04-16 | $7700.00 | Window Closed / Lapsed |