...description or specification, or by reason of the patentee claiming in his specification as his own invention more than he had a right to claim as new, if the error has arisen by inadvertency, accident, or mistake," &c. Since the date of this act, not only the Patent Office, but...

...reason of a defective or insufficent description or specification ; or, "if the error has, or shall have arisen by inadvertence, accident, or mistake, and without any fraudulent or deceptive intention." We do not doubt that the Commissioner had full authority to grant the amendment ; and, under the special...

...13. In cases of reissues of patents, inoperative or invalid by reason of a defective or insufficient specification, or by reason of the patentee claiming...own invention or discovery more than he had a right toclaim as new, it is imperative that the new patent, when issued, shall be for the same invention,...

...are so by reason of a defective or insufficient specification, or by reason that the patentee claimed as his own invention or discovery more than he had a right to claim as new, may be surrendered if the error arose by inadvertence, accident or mistake, and without any fraudulent...

...the terms or conditions prescribed in the third section of the said first-mentioned act, have not, by inadvertence, accident, or mistake, and without any fraudulent or deceptive intention, been complied with on the part of the said inventor, it shall be lawful for the Secretary of State,...

...set out liber and page where assignment is recorded), and that he has reason to believe that through inadvertence (accident or mistake) and without any fraudulent or deceptive intention the specification and claim of said letters patent are too broad, including that of which said patentee...

...specification, or by reason of the patentee claiming as his own invention or discovery more than he hud a right to claim as new, if the error has arisen by inadvertence, accident, or mistake * * * the Commissioner shall * * * cause a new patent « » » to be issued to the patentee or * *...

...invention, and a defective patent thus validated, provided that the defect in the original patent arose by inadvertence, accident, or mistake, and without any fraudulent or deceptive intention. But it involved the surrender of the original patent and the destruction of all rights arising therefrom....

...invalid, by reason of a defective or insufficient specification, or by reason of the patentee claiiuiug as his own invention or discovery more than he had...intention, the commissioner shall, on the surrender of such patent and the payment of the duty required by law, cause a patent for the same invention, and...

...4916, was and is a provision intended to give to an inventor the full benefit of his invention, when, by inadvertence, accident, or mistake, and without any fraudulent or deceptive intention, he has imperfectly disclosed or claimed his invention in the Patent Office. A reissue must be limited...