 | United States. Circuit Court (1st Circuit), William Henry Clifford - 1880 - 728 páginas
...inventor or discoverer of any material or substantial part of the thing patented. 3. That the invention had been in public use or on sale in this country for more than two years before his application for a patent, or that it had been abandoned to the public. (Rev. Stat. § 4920.) Notices... | |
 | 1906 - 1122 páginas
...Comp. St. 1901, p. 3382]) conditions the grant of a patent for an invention that it shall not have been "in public use or on sale in this country for more than two years prior to" the application ; and the policy of this provision and its strict construction against the... | |
 | 1896 - 2118 páginas
...enacted that the defendant, under the general issue, upon giving 30 days' notice, may prove : "Fifth. That it had been In public use or on sale in this country for mor<» than two years before his application for a patent, or had been abandoned to the public." In... | |
 | 1888 - 1906 páginas
...invention, with the knowledge, acquiescence, and consent of said inventor," had been in public use and on sale in this country for more than two years before the application for the patent, among other defenses. The answer was traversed, and proofs were taken,... | |
 | Hubert Ashley Banning, United States. Circuit Courts - 1881 - 746 páginas
...and first inventor or discoverer of any material and substantial part of the thing patented," and " that it had been in public use or on sale in this country, for more than two years before his application for a patent, or had been abandoned to the public." As to notice in the answer, the... | |
 | Christopher C. Campbell - 1881 - 944 páginas
...the knowledge, acquiescence, and consent of said inventor and patentees, had been in public use and on sale in this country for more than two years before the said alleged inventor's or patentees' application for their patent therefor, and that the same had... | |
 | United States. Circuit Court (2nd Circuit) - 1882 - 642 páginas
...1870, (16 US Stat. at Large, 208, now § 4,920 of the Revised Statutes,) is, that the thing patented had been in public use or on sale in this country for more than two years before the patentee's application for a patent, or had been abandoned to the public. No such defence is set up... | |
 | Hubert Ashley Banning, United States. Circuit Courts - 1882 - 752 páginas
...the complainant was not the original and first inventor of the improvement ; (3) that the improvement had been in public use, or on sale, in this country for more than two years before the application for a patent, or that it had been abandoned. Rev. Stat., Sec. 4920, p. 960. Sufficient... | |
 | 1882 - 812 páginas
...was made, and shall also make oath that he does not know and does not believe that the invention has been in public use or on sale in this country for more than two years prior to his application, and that he has never abandoned the invention, then the patent or publication... | |
 | United States. Supreme Court - 1885 - 1302 páginas
...in securing patents for their protection ; and if they do not, and suffer the same to be in public them should be retained by tie vendors for their own use. No they apply for a patent, they forfeit their right; and if an infringer alleges and proves that defense,... | |
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... or more than two years prior to his application, and not in public use or on sale in this country for more than two years... 
