SmithKline Diagnostics, Inc.
23Patents
0Active
23Granted
35Portfolio score
Filing activity: Aug 19, 1982 → Nov 17, 1997
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5607863A | Barrier-controlled assay device | Emerging Cross-Sectional Technologies | 138 | Expired |
| US4891104A | Enzymatic electrode and electrode module and method of use | Chemistry; Metallurgy | 118 | Expired |
| US4678757A | Device and method for whole blood separation and analysis | Emerging Cross-Sectional Technologies | 102 | Expired |
| US5877028A | Immunochromatographic assay device | Emerging Cross-Sectional Technologies | 97 | Expired |
| US5468648A | Interrupted-flow assay device | Emerging Cross-Sectional Technologies | 72 | Expired |
| US4486536A | Specimen slide for occult blood testing | Physics | 71 | Expired |
| US5648274A | Competitive immunoassay device | Emerging Cross-Sectional Technologies | 62 | Expired |
| US5869345A | Opposable-element assay device employing conductive barrier | Emerging Cross-Sectional Technologies | 59 | Expired |
| US4935106A | Ion selective/enzymatic electrode medical analyzer device and method of use | Physics | 58 | Expired |
| US4645743A | Method and device for collecting and testing for fecal occult blood | Emerging Cross-Sectional Technologies | 57 | Expired |
| US5879951A | Opposable-element assay device employing unidirectional flow | Emerging Cross-Sectional Technologies | 55 | Expired |
| US5106582A | Specimen test slide and method of testing for fecal occult blood | Physics | 47 | Expired |
| US5013669A | Mass producible biologically active solid phase devices | Emerging Cross-Sectional Technologies | 46 | Expired |
| US5316732A | Extraction vial | Human Necessities | 40 | Expired |
| US5846838A | Opposable-element assay device employing conductive barrier | Emerging Cross-Sectional Technologies | 38 | Expired |
| US4946651A | Sample holder for a body fluid analyzer | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5747351A | Immunochemical-based test device with lift and twist specimen full tab | Emerging Cross-Sectional Technologies | 29 | Expired |
| USD299751S | Reagent solution reservoir | General | 26 | Expired |
| US5391498A | Test for fecal occult blood | Chemistry; Metallurgy | 22 | Expired |
| US5310680A | Test for fecal occult blood | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4521520A | Method for in house occult blood testing | Human Necessities | 17 | Expired |
| USD297366S | Body fluid specimen holder | General | 15 | Expired |
| US6033627A | Bevel closure assay device housing | Human Necessities | 14 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.