Patents by Inventor Philippe Riberon

Philippe Riberon has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

Administration of non-glycosylated, recombinant human IL.sub.2 in reduced form

Patent number: 5874076

Abstract: A biologically active, non-glycosylated recombinant human Interleukin 2 (R-hIL.sub.2) in reduced form, process for its preparation and method of use.

Type: Grant

Filed: October 17, 1995

Date of Patent: February 23, 1999

Assignee: Roussel Uclaf

Inventors: Danielle Lando, Philippe Riberon, Pierre Yves Abecassis
Non-glycosylated, recombinant human IL .sub.2 in reduced form

Patent number: 5814314

Abstract: A biologically active, non-glycosylated recombinant human Interleukin 2 (R-hIL.sub.2) in reduced form, process for its preparation and method of use.

Type: Grant

Filed: February 12, 1996

Date of Patent: September 29, 1998

Assignee: Roussel Uclaf

Inventors: Danielle Lando, Philippe Riberon, Pierre Yves Abecassis
Preparation process for a protein containing at least one intramolecular disulphide bridge by oxidation, at a pH of less than 5.0 of corresponding reduced recombinant protein

Patent number: 5252708

Abstract: Preparation process for a protein comprising at least one intramolecular disulphide bridge, and optionally one or more additional cysteines, comprising the oxidation of the corresponding reduced recombinant protein using an oxidizing agent and characterized in that an aqueous solution of the reduced protein is reacted at a pH of less than 5.0.

Type: Grant

Filed: May 6, 1992

Date of Patent: October 12, 1993

Assignee: Roussel Uclaf

Inventors: Pierre Y. Abecassis, Jacques Leclaire, Philippe Riberon

Administration of non-glycosylated, recombinant human IL.sub.2 in reduced form

Non-glycosylated, recombinant human IL .sub.2 in reduced form

Preparation process for a protein containing at least one intramolecular disulphide bridge by oxidation, at a pH of less than 5.0 of corresponding reduced recombinant protein