Changes to patent practice and procedure :
training and implementation guide.
[Washington, D.C.] : U.S. Dept. of Commerce, Patent & Trademark Office, Office of the Deputy Assistant Commissioner for Patent Policy and Projects, Special Program Law Office, 
Patent laws and legislation
Patent laws and legislation /
Patent laws and legislation / United States /
Handbooks, manuals, etc.
Patent practice > Patent practice / United States > Patent practice / United States / Handbooks, manuals, etc.
"December 1, 1997."
Shipping list no.: 98-0216-P.
"Including February 1998 supplement."
Also available via Internet from the PTO web site.
1 v. (various pagings) :
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