The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 11, 2000
Filed:
Mar. 31, 1997
Digambar Vitthal Gokhale, Pune, IN;
Kulbhushan Balwant Bastawde, Pune, IN;
Shamrao Ganapatrao Patil, Pune, IN;
Uttam Ramrao Kalkote, Pune, IN;
Rohini Ramesh Joshi, Pune, IN;
Ramesh Anna Joshi, Pune, IN;
Thottapillil Ravindranathan, Pune, IN;
Vithal Venkatrao Jogdand, Pune, IN;
Bhaskar Ganapatrao Gaikwad, Pune, IN;
Sanjay Narayan Nene, Pune, IN;
Council of Scientific & Industrial Research, New Delhi, IN;
Abstract
A microbial process for the preparation of D(-)-N-carbamoylphenylglycine from DL-5-phenylhydantoin which comprises culturing the strain pseudomonas sp. having Accession No. NCIM 5070 (ATCC 55940) and deposited in National Collection of Industrial microorganisms (NCIM), National Chemical laboratory (NCL) (India), having hydantoinase activity, in a medium for 16-20 hours, separating the cells by centrifugation, treating the solid cells obtained with DL-5-phenylhydantoin in buffer, at a temperature in the range of about 25-30.degree. C. for a period of about 2-6 hours, acidifying the mixture to obtain solid D(-)-N-carbamoylphenylglycine, and separating the product by filtration.