US3772357A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organoboron compound
Assignee: Toho Chemical Industry Co Ltd
•
Filing: 1969-12-04
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Granted: 1973-11-13
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Expires: 1989-12-04
Abstract
Abstract THE PRESENT INVENTION RELATES TO AN ORGANOBORON COMPOUND HAVING A NEW STRUCTURE, MORE SPECIFICALLY TO AN ORGANOBORON COMPOUND CHARACTERIZED BY A DISLOCATION OF ITS STRUCTURE WHICH IS NORMALLY IN NON-IONIC CONDITION BUT MAY ASSUME AN ANIONIC CONDITION CHRACTERIZED BY SURFACE ACTIVITY; TO A PROCESS FOR PRODUCING THIS ORGANOBORON COMPOUND, AND TO ITS APPLICATION AS AN ANTISTATIC AGENT, EMULSIFIER AND HEAT-RESISTANCE IMPROVING AGENT FOR SYNTHETIC RESINS.
Inventors
- 👤 H Hamanaka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:36
CPC Classifications
C; C07; C07F; C07F5/00; C07F5/02; C07F5/04; C08; C08K; C08K5/00; C08K5/55; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/06
Claims Analysis
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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) | 1976-11-12 | 1977-05-14 | 1977-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-11-12 | 1981-05-14 | 1981-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-11-12 | 1985-05-14 | 1985-11-13 | $7700.00 | Window Closed / Lapsed |