United States Patents Quarterly 1st Cum. Dig. Vols. 1 to 231 in 20 bks

1981. United States Patents Quarterly [1st]. Cumulative Digest. Vols. 1 to 231, in 20 books (1926-1981).Washington, D.C.: Bureau of National Affairs. Ex-library with stamps and card pockets, very good condition. See digital image. Publisher's Price USD 2,550. Special $495. * A complete set of the Digest volumes to the first series of the premier research tool on Intellectual Property law and indispensable in a patent library. Unique in that it prints many "manuscript" decisions which are nowhere else published. These Patent Office decisions are not printed in the Commissioner's decisions, but are often referred to by the examiners.