...preserved in secrecy and shall be operative lor the term of one yeai from the filing thereot ASSIGNMENTS. Every patent or any interest therein shall be assignable...convey an exclusive right under his patent to the whole 01 any specified part of the United States. OFFICE FEES. that is, upon making application for any action...

...which they may be assigned. Section 4898 of the Revised Statutes declares that every such patent or interest therein shall be assignable in law by an instrument in writing, and that such assignment or conveyance shall be void as against any subsequent purchaser or mortgagee,...

...patents are not required to be under seal. The statute regulating their transfer simply provides that "every patent or any interest therein shall be assignable in law by an instrument in writing." 16 Stats., 203, sec. 36 ; Rev. Stats., sec. 4898. A corporation may bind itself by a contract not under...

...which they may be assigned. Section 4898 of the Revised Statutes declares that every such patent, or interest therein, shall be assignable in law by an instrument in writing, and that such assignment or conveyance shall he void as against any subsequent purchaser or mortgagee,...

...separate caveat with another fee. (For Caveat Forms, Bee Appendix, Forms 10, 16.) Assignments. 201. Every patent or any interest therein shall be assignable in law by tin instrument in writing; and the patentee or his assigns or legal representatives may, in like manner,...

...was not, therefore, within section 489 s of the United States Revised Statutes, which declares that " every patent, or any interest therein, shall be assignable in law by an instrument in writing." In the case of a perfected invention, the statute does not prevent the obtaining of an equitable title...

...States." b. Sec. 36, patent act of 1870, enacted, the same being now found in sec. 4898, Rev. Sta. : "That every patent or any interest therein shall be assignable...whole or any specified part of the United States".. Sec. 59 of said act of 1870 substantially contained what is now found in sec. 4919, Rev. Sta., namely...

...of harrows made without wheels and poles. " Rev. St. US § 4898, provides that every patent, or an interest therein, shall be assignable in law by an...instrument in writing, and the patentee or his assigns, etc., may in like manner grant and convey an exclusive right under said patent to the whole or any...

...prosecute the application, and defendant's personal ex1 Section 4898, Rev. St. II. 8., providing that "every patent, or any interest therein, shall be assignable in law by an instrument in writing, does not prevent the acquiring of an equitable interest in a perfected invention by parol, nor does...

...question of fact. [See Hevised Statutes, Section 4897.] SECTION 36. And be it further enacted, That every patent or any interest therein shall be assignable...the whole or any specified part of the United States ; and said assignment, grant, or conveyance shall be void as against any subsequent purchaser or mortgagee...