HOLTZOFF, District Judge.
This is an action brought by the applicants for a patent and their assignee, against the Commissioner of Patents, to require the issuance of a patent on an application that he has rejected. The application is Serial No. 107,929, filed on May 5, 1961.
The invention involves a composition of matter. It is a plastic material suitable for the manufacture of hot water pipes for homes and other buildings, as well as other purposes. Specifically...
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