United States Patent H1,480
Luo Sept. 5, 1995
Luo; Xiaochun (West Chester, OH).
The Procter & Gamble Company (Cincinnati, OH).
Dec. 9, 1993
The subject invention relates to methods for promoting hair growth in mammals comprising topical application of dyphylline or a pharmaceutically-acceptable salt thereof. The subject invention further involves topical compositions comprising dyphylline.
17 Claims, No Drawings
U.S. Patent Documents
4,341,783 Jul, 1982 Scheindlin 424/253
Foreign Patent Documents
356271 Jul, 1989 EP
3913245 Nov, 1989 DE
62-045527 Feb, 1987 JP
Stuttgen, C., and D. Neumann, “Caffein and Skin”, Aztliche Kosmetologie vol. 19, pp. 163-187 (1980).
Seiler, W. G., “Possibilities of Preserving Hair Growth and of Controlling Dandruff and Seborrhoea in the Region of the Capillitium”, Akt. Derm. vol. 7, pp. 51-59 (1981).
Seiler, W. G., E. Bohnert, E. G. Jung, and U. Feldmann. “Local Therapy in Androgenically Caused Hairloss”, Artzliche Kosmetologie vol. 14, pp. 209-220 (1984).
Imokawa, G., Y. Yada, and Y. Hori., “Induction of Melanization Within Hair Bulb Melanocytes in Chinchilla Mutant by Melanogenic Stimulants”, Society for Investigative Dermatology, Inc., vol. 91(2), pp. 106-113 (1988).
Primary Examiner: Walsh; Donald P.
Assistant Examiner: Chi; Anthony R.