Bizarre Patents
A sealed crustless sandwich for providing a convenient sandwich without an outer crust which can be stored for long periods of time without a central filling from leaking outwardly.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 4253844 | Insolubilized proteins and immunoassays utilizing them Insolublized antibodies, F(ab')2 fragments thereof and protein antigens are made by coupling to a water-insoluble substrate using a bridging agent which covalently binds to sulphur atoms in antibody, fragment or protein rather than to free amin... | 03/03/1981 |
| 4230664 | Test pack kit for immunoassay A test pack kit for assaying for a ligand in a liquid medium. The kit comprises specially designed assay tubes, each tube having a cylindrical side arm which can be interconnected with the side arm of another assay tube. In addition, the pack kit contains... | 10/28/1980 |
| 4225575 | Method and apparatus for performing in vitro clinical diagnostic tests using a solid phase assay system A method and apparatus for conducting chemical reactions at a liquid-solid interface wherein a reaction component is fixed on the surface of a solid phase immersed in a liquid phase containing a freely diffusing, mobile reaction component. The apparatus c... | 09/30/1980 |
| 4205952 | Specific binding assay method and reagent means A method and reagent means for the determination of small quantities of chemical compounds in man, animal and plants by a specific binding assay technique. The method involves the utilization of a labelling constituent comprising a conjugate of a labellin... | 06/03/1980 |
| 4200613 | Radioimmunoassay apparatus A coated bead, a gripper for rotatably engaging the bead, a carrier for carrying at least one gripper, test tray bearing at least one reaction chamber and an agitator for agitating the carrier in relation to the test tray are disclosed.... | 04/29/1980 |
| 4067959 | Indirect solid surface test for antigens or antibodies An indirect method for the quantitation of an antigen or antibody in a liquid sample. In the antigen assay, antigen of the same type as the sample antigen is adsorbed onto a solid support surface. Then, specific labelled antibody is immunologically reacte... | 01/10/1978 |
