 | United States. Patent Office - Patent laws and legislation - 1952 - 170 pages
...by him or his legal representatives or assigns more than twelve months prior to said application ; that, as to the subject matter of this application which is not common to said application, he does not know and does not believe that the same was ever known or used before his... | |
 | United States. Supreme Court - Law reports, digests, etc - 1904 - 1384 pages
...the improvement in a noiseless self-adjusting treadle described in the foregoing specification, that he does not know and does not believe that the same was ever before known or used, and that he is a citizen of the United States." The application was referred... | |
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SEC. 4892. The applicant shall make oath that he does verily believe himself to be the original and first inventor or discoverer of the art, machine, manufacture, composition, or improvement for which he solicits a patent: that he does not know and does... 
