...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 5543497 | Genes encoding and method of expressing a novel enzyme: phthalyl amidase Phthalyl amidase is an enzyme previously unknown in the art that catalyzes removal of the phthalyl moiety from phthalyl-containing amides. The current invention provides DNA compounds encoding the phthalyl amidase enzyme and methods for expressing such co... | 08/06/1996 |
| 5532161 | Phthalyl amidase-producing Xanthobacter agilis Phthalyl amidase is an enzyme previously unknown in the art that catalyzes removal of the phthalyl moiety from phthalyl-containing amides. The current invention provides 2 phthalyl amidase, 2 method for producing it by culturing the natural organism from ... | 07/02/1996 |
| 5532149 | Removal of phthalyl groups from amides and esters using an amidase isolated from Xanthobacter Agilis Phthalyl amidase is an enzyme previously unknown in the art that catalyzes removal of the phthalyl moiety from phthalyl-containing amides. The current invention provides a phthalyl amidase, a method for producing it by culturing the natural organism from ... | 07/02/1996 |