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Patente

Referenziert von

Zitiert von PatentEingetragenAusgestelltUrsprünglich Bevollmächtigter Titel
US417592326. Juni 197827. Nov. 1979Method and apparatus for occult blood testing in the home
US426039315. Jan. 19797. Apr. 1981Technology Resources, Inc.Method and combined test elements for detection of heme
US452686931. März 19832. Juli 1985Regents of the University of MinnesotaMethod for quantitatively determining the concentration of hemoglobin in a biological sample
US454198729. Sept. 198317. Sept. 1985Helena Laboratories CorporationTest pad for detecting occult blood
US458268516. Jan. 198515. Apr. 1986Helena Laboratories CorporationTest kit for performing a medical test
US464754116. Jan. 19853. März 1987Helena Laboratories CorporationMethod for performing an occult blood test
US467516028. Jan. 198623. Juni 1987Warner-Lambert CompanyOccult blood test monitor
US46769503. Febr. 198430. Juni 1987Foster Research CorporationIndicator and test device for detecting occult blood
US47255538. Juli 198516. Febr. 1988Helena Laboratories CorporationTest composition for detecting occult blood
US495630016. Okt. 198411. Sept. 1990Helena Laboratories CorporationAid for determining the presence of occult blood, method of making the aid, and method of using the aid
US50810406. Juni 198914. Jan. 1992Helena Laboratories CorporationComposition and kit for testing for occult blood in human and animal excretions, fluids, or tissue matrixes
US51961679. Mai 199123. März 1993Helena Laboratories CorporationFecal occult blood test product with positive and negative controls
US52178749. Mai 19918. Juni 1993Helena Laboratories CorporationFecal occult blood test product with positive and negative controls
US527388829. Apr. 198828. Dez. 1993Helena Laboratories CorporationChemical test kit and method for determining the presence of blood in a specimen and for verifying the effectiveness of the chemicals
US546845016. Dez. 199321. Nov. 1995Expanding vehicle for colorimetric diagnostic assays
US570291312. Juni 198930. Dez. 1997Helena Laboratories CorporationChromgen-reagent test system
US685063323. Febr. 20011. Febr. 2005Beckman Coulter, Inc.Devices and methods for reading and interpreting guaiac-based occult blood tests