Patents Wanted

java · Consumer

Here we will try to assist you in acquiring patents , just post the patent and the country in which it was submitted and we will try to help. Once the patent has been found it will be posted in the Aquired Patent Archives.....

PSY420 · Sat Jul 02, 2005 12:51 am

Does anybody know what's the matter with japanese patents ? All I'm ever able to find is the abstracts. Is there a way to get the full text ?

JP57072932

PURPOSE:To obtain the titled compond useful as an intermediate for drugs selectively in high yield, by oxidizing a specific 2-substituted 4,6-diformylphenol as a raw material with hydrogen peroxide in the presence of a catalyst, e.g., copper compound in a basic aqueous solution. CONSTITUTION:A 2-substituted 4,6-diformylphenol shown by the formulaI(X is alkoxy, alkyl, halogen, or H) is neutralized with an equivalent weight of a basic aqeuous solution of NaOH, etc. Afte
adding a catalyst of a copper compound or silver compound to the phenol, it is oxidized with hydrogen peroxide in the form an aqueous solution while being kept at 0-25 deg.C until a pH value of the reaction solution exhibits apporoximately 4 at 0-45 deg.C, to give the desired compound shown by the formula II. A water-soluble compound, e.g., CuSO4, AgNO3, CuCl2 ,Cu (NO3)2, Cu(PO4)2, etc. is used as the catalyst. USE:A raw material especially for 3,4,5-trimethoxybenzaldehyde, etc.

--PSY420--

java · Consumer

From whatt I've been able to find out not all their patents are made available free , and they have a japanese patent office , which can be found by google, where one can order the patents, I'm not sure if they provode the english version though..............java

Elementary · Sun Jul 17, 2005 12:23 am

Here's the patent in pdf format

http://v3.espacenet.com/origdoc?DB=EPODOC&IDX=JP57072932&F=0&QPN=JP57072932

Make sure you have adobe acrobat reader installed or the pdf will not appear in your browser

java · Consumer

Here is the pdf......ready to be put in one of those translating software programs, thanks to Elementary.............java

Here you go (right click, save as)

http://www.geocities.com/c6h5uk/jp57072932.pdf