PATENTS

US patent 6,503,543 B1
Issued January 7, 2003

Tryptophan source from plants and uses therefore
Hudson et.al.

Abstract: Compositions are described comprising at least partially defatted meal from a plant source naturally containing tryptophan, preferably squash seeds, and a carbohydrate source provided in an amount capable of facilitating transport of the tryptophan across the blood brain barrier. Also described are dietary supplements, foods and beverages comprising the composition of the invention to induce sleep or provide tryptophan supplementation to individuals in need thereof.

US patent 6,656,473 B2
Issued December 2, 2003

Tryptophan source from plants and uses thereof
Hudson et.al.

Abstract: Compositions are described comprising at least partially defatted meal from a plant source containing protein-bound tryptophan, preferably squash seeds, and, optionally, a carbohydrate source provided in an amount capable of facilitating transport of in vivo generated tryptophan across the blood brain barrier. Also described are dietary supplements, foods and beverages comprising the composition of the invention to induce sleep or provide tryptophan supplementation to individuals in need thereof.

South African patent 2002/8768
Issued July 30, 2003

New Zealand patent 522318
Issued January 5, 2004

US patent 6,638,541 B1
Issued October 28, 2003

Sexual desire and performance enhancement with protein-bound tryptophan
Hudson et.al.

Abstract: A composition comprising, preferably, at least partially defatted meal from a plant source containing protein-bound tryptophan that, preferably, has a higher tryptophan source than said plant source and a physiologically-acceptable diluent or carrier therefor for enhancing sexual desire and performance in a mammal. The composition, preferably, includes a carbohydrate. The invention provides a method of enhancing sexual desire and performance in a mammal having a composition described above.

US 6,866,874 B2
CIP Issued March 15, 2005

Canada 2,407,562
Issued May 10, 2005

Canada 2,410,966
Issued November 22, 2005

Australia 2001261966
Issued October 13, 2005

China ZL01810034.1
Issued August 2, 2006

India 203056
Issued August 23, 2006

Hong Kong HK1056100
Issued January 5, 2007

South Africa #2005/3453
Issued February 28, 2007

New Zealand #539775
Issued October 4, 2007

Australia #2003275847
Issued February 14, 2008

Mexico #257070
Issued May 12, 2008

Other patents pending.