Bizarre Patents
Pillow with retractable umbrella
A pillow assembly having a supporting assembly and a retractable umbrella assembly that is easily transportable and allows a user to support his/her head while covering their face from sunlight.
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| Number | Title | Issue Date |
| 4515753 | Integral reagent dispenser The integral reagent dispenser disclosed comprises a reagent dispenser component provided with a reagent dispenser well having an opening adapted to present a liquid reagent for withdrawal therethrough and means to position a lens of liquid immiscible wit... | 05/07/1985 |
| 4487700 | Method and apparatus for separating lymphocytes from anticoagulated blood The present invention relates to apparatus and method for separating, by centrifugation, blood lymphocytes from other leukocytes in a blood sample. Small dense particles, either wetted or suspended in a physiological, hydrophilic medium, and a chemically ... | 12/11/1984 |
| 4465775 | Vitamin B12 and labelled derivatives for such assay Vitamin B12 in liquid samples, such as human serum or human plasma, is assayed by a competitive binding technique using intrinsic factor and certain labelled vitamin B12 derivatives. The labelled derivatives are formed from the (d)-m... | 08/14/1984 |
| 4438068 | Test-tube assembly for immunoassays utilizing magnetically attractable particles A test-tube assembly and method for carrying out immunoassays. The apparatus features two independent components, the first having a series of test-tubes fixed to a support and equidistantly dependent therefrom, and the second having a base including magn... | 03/20/1984 |
| 4427781 | Particle agglutination immunoassay with agglutinator for determining haptens; PACIA A particle counting assay for haptens (small non-protein monovalent substances having a molecular weight below 1500) comprises mixing a liquid sample (e.g. of human origin) containing the hapten, with finely divided inert particles bearing the same hapten... | 01/24/1984 |
| 4422773 | Apparatus and method for the non-invasive mixing of a flowing fluid stream New and improved apparatus and method for thorough, non-invasive mixing of a flowing fluid stream, either continuous or segmented, are provided and, as disclosed, are embodied in a mixing conduit which comprises a plurality of interconnected bends, which ... | 12/27/1983 |
| 4401764 | Immunoassays employing labeled reagent and a conjugate having two binding sites In the immunoassay of antigens in liquids, a reaction mixture is formed containing the liquid under assay, labelled antigen, and a mixed binding reagent which contains an antigen-binding site and a label-binding site, the two sites being spaced apart in t... | 08/30/1983 |
