[Alamo-Girl]

This is what I have to go on - it would indicate that the patents were based on technology developed in the 50's and 60's: In his assessment, Mr. Patrick drew on personal knowledge acquired while working in the nation's offensive biological weapons program from 1951 to 1969, when it was dismantled, at which time he was chief of the division of product development. He won five patents with his colleagues for ways to make biological weapons.

...In his report, Mr. Patrick said the American program had achieved a concentration of one trillion spores per gram — what scientists today say is near the theoretical limit of how many of the microscopic spheres can be packed into a tiny space.

New York Times12/3/01 - William Broad "Terror Anthrax Linked to Type Made by U.S."

[Shermy]

FYI.