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. 23, 2002
Filed:
Jun. 19, 1998
Applicant:
Inventors:
Markus Baur, Lausanne, CH;
Catherine Mace, Lutry, CH;
Armand Malnoe, Dommartin, CH;
Andrea M. A. Pfeifer, St-Légier, CH;
Marcelle Regnier, Paris, FR;
Assignee:
Nestec S.A., Vevey, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12N 5/00 ;
U.S. Cl.
CPC ...
C12N 5/00 ;
Abstract
The present invention relates to improved continuous (immortalized) cell lines, in particular keratinocytes and melanocytes derived from normal human skin tissue. The present invention also relates to novel serum-free media for isolating, producing and maintaining said improved continuous keratinocyte and melanocyte cell lines. The present invention also relates to methods for producing primary melanocytes and keratinocytes under serum-free conditions without any feeder cells.