Issued each Tuesday, simultaneously with the weekly issuance of patents, it contains a selected figure of the drawings and a claim of each patent granted, indexes of patents, list of patents available for license or sale, and general information such as orders, notices, changes in rules, and changes in classification. An index of the patents issued each year is published in two volumes, one an alphabetical index of patentees and the other an index by subject matter of inventions. The two parts are sold separately. Price varies from year to year, depending upon size of the publication. An annual index of Trademarks contains an alphabetical index of trademark registrants, registration numbers, dates published, classification of goods for which registered, and decisions published during the calendar year.
Price varies from year to year, depending upon size of the publication.
Guide for Patent Draftsmen. Patent and Trademark Office requirements for Patent drawings with illustrations. Manual of Classification. A looseleaf volume listing the numbers and descriptive titles of the more than 300 classes and 95,000 subclasses used in the subject classification of patents, with an index to the classifications. Substitute and additional pages, which are included in the subscription service, are issued from time to time.