...invention or discovery thereof, 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 prior to his application, unless the same is proved to have been abandoned, may, upon payment of the...

...invention or discovery, or for more than two years prior to his application, and was not in public use or on sale in this country for more than two years prior to his application, that the invention had not been abandoned, and that no application for foreign...

...notice be proved under the general issue, and among them : Fifth. That it [the invention or discovery] had been in public use or on sale in this country,...for a patent, or had been abandoned to the public. The existence of all the conditions thus prescribed is essential alike to the right to issue or to...

...that it had been patented or described in some printed publication prior to the supposed invention, or that it had been in public use or on sale in this country for more than two years before the patentee applied for his patent. Corresponding proceedings may be had in equity, the denial of...

...for, among other special defenses to a suit for infringement, this: that the invention has — been in use or on sale in this country for more than two years before his application for a patent. The answer set up — that the alleged invention was in pnblic and common use and on sale, with and...

...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. ¡átat., sec. 4920, p. 9GO.) Sufficient...

...and first inventor or discoverer of any material and substantial part of the thing patented ; or, 5. That it had been in public use or on sale in this country for more than two yean before his application for a patent, or had been abandoned to the public. The statute also requires...

...more than two years before the date of the actual filing of the application in this country, or which had been in public use or on sale In this country for more than two years prior to such filing. It is contended by counsel for appellant that, since both of the applications...

...pleaded and proved as a defense, in a suit at law or in equity on the patent, that the invention — had been in public use or on sale in this country for more thnn two years before the application, or had been abandoned to the public. From the time the cable...

...invention or discovery, or for more than two years prior to his application, and was not in public use or on sale in this country for more than two years prior to his applicaton, that the invention had not been abandoned, and that no application for foreign...