 | United States. Department of Commerce. Office of Public Affairs - 1969 - 40 pages
...these include patents on new ornamental designs of manufacture and new varieties of plants. The Patent Office has a system of classification in which the...matter, covering all items from the simple to the complex—from hairpins to electronic computing devices. This system permits any individual to locate... | |
 | United States. Department of Commerce. Office of Public Affairs - 1970 - 40 pages
...and new varieties of plants. The Patent Office has a system of classification in which the patents i are divided into classes and subclasses of subject...any field of technology. The Patent Office Search Center at Crystal Plaza, 2021 Jefferson Davis Highway, Arlington, Virginia, is open to the public.... | |
 | United States. Department of Commerce - 1973 - 36 pages
...these include patents on new ornamental designs of manufacture and new varieties of plants. The Patent Office has a system of classification in which the...the complex— from hairpins to electronic computing devises. This system permits any individual to locate and examine all existing patents in any field... | |
 | 104 pages
...system of classification in which the more than 3 million patents are divided into class and subclass subject matter, covering all items from the simple to the complex — from hair pins to electronic computing devices. This system allows anyone to examine all existing patents... | |
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... foreign patents on file. More than 70,000 new patents are granted annually. In addition to patents on devices, compositions, and processes, these include patents on new ornamental designs of manufacture and new varieties of plants. The Patent Office... 