pg_0034
The Patent Office Journal, 11.02.2005
2065
(12) PATENT APPLICATION PUBLICATION
(19) INDIA (21) APPLICATION No. :
IN/PCT/2002/01697/CHE A
(22) Date of filing of Application : 17/10/2002 (43) Publication Date :
(54) Title of the invention :
PROCESS FOR THE PREPARATION OF
2-CARBOXY-ALKYL(ARYL)PHOSPHONIC
ACIDS AND ANHYDRIDE(S)
(71) Name of Applicant :
Solutia Inc
(51) International classification :
C07F 9/30
(31) Priority Document No. :
09/528,954 Address of the Applicant :
P O Box 66760, Mail Code 3S 575
Maryville Centre Drive St Louis,
Missouri 63166
USA, A US Company
(32) Priority Date :
20-MAR-2000
(33) Name of priority country :
(72) Name of the Inventor(s) :
USA
WEINKAUFF David, J.
PAULIK, Frank, E.
(87) WIPO No. :
PCT/US01/08818
(61) Patent of addition to
Application No. :
filed on :
(62) Divisional to
Application No. :
filed on :
