Separating agent for optical isomer
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 17, 2020
Grant Date -
Nov 10, 2016
app pub date -
Jul 22, 2016
filing date -
May 7, 2007
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Provided is a complex obtained by reacting a polymer compound derivative obtained by modifying part of the hydroxy groups or amino groups of a polymer compound having the hydroxy groups or amino groups with a compound represented by the following general formula (I) with one or more kinds of compounds represented by the following general formulae (II) to (V): (I) A-X—Si(Y)nR3-n; (II) M(OR1)nR24-n; (III) Al(OR1)pR23-p; (IV) Mg(OR1)qR22-q; and (V) [Si(OR3)nR43-n]—(X)—[Si(OR5)nR63-n].
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International Classification(s)
- 2016 Application Filing Year
- C08B Class
- 413 Applications Filed
- 300 Patents Issued To-Date
- 72.64 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- C08B Class
- 0 % this patent is cited more than
- 5 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | May 17, 2028 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | May 17, 2032 |
