...assignment, grant or conveyance of a patent or application for patent. An assignment, grant or conveyance shall be void as against any subsequent purchaser...consideration, without notice, unless it is recorded in the Patent Office within three months from its date or prior to the date of such subsequent purchase or...

...assingment, grant or conveyance of a patent or application for patent. An assignment, grant or conveyance shall be void as against any subsequent purchaser...consideration, without notice, unless it is recorded in the Patent Office within three months from its date or prior to the date of such subsequent purchase or...

...the office of the Librarian of Congress within sixty days after its execution, in default of which it shall be void as against any subsequent purchaser...mortgagee for a valuable consideration without notice. (Act o£ July 8,1870, § 89.) An assignment of a copyright, although not recorded, is still valid as...

...written or printed, must be duly signed. 212. An assignment, grant, or conveyance of a patent will be void as against any subsequent purchaser or mortgagee...for a valuable consideration without notice unless recorded in the Patent Office within three months from the date thereof. 213. No instrument will be...

...prima facie evidence of execution. An assignment shall be void as against any subsequent purchaser for a valuable consideration without notice, unless it is recorded in the Patent Office within 3 months after the date thereof or prior to such subsequent purchase. A separate...

...to the whole or any specified part of the United States; and said assignment, grant, or conveyance shall be void as against any subsequent purchaser...valuable consideration, without notice, unless it ia recorded in the Patent Office within three months from the date thereof. SEC. 37. And be it further...

...office of the Librarian of Congress within sixty days after its execution ; in default of which it shall be void as against any subsequent purchaser...mortgagee for a valuable consideration, without notice. copyright unless he shall, before publication, deliver at the office of the Librarian of Congress or...

...find that an assignment must be recorded within sixty days after its execution, in default of which it shall be void as against any subsequent purchaser...mortgagee for a valuable consideration, without notice. By the same section, copyrights are made " assignable in law, by any instrument in writing." This broad...

...calendar months after its execution without the limits om the United States, in default of which it shall be void as against any subsequent purchaser...mortgagee for a valuable consideration, without notice, whose assignment has been duly recorded. SEC. 43. That in place of the original instrument of assignment...

...of the librarian of congress within sixty days after its execution ; in default of which, it is to be void as against any subsequent purchaser or mortgagee for a valuable consideration without notice. 1 The assignment of a copyright, therefore, should not, by construction, be extended beyond the first...