Assignee
PROPPER MFG CO INC
US·41 granted patents·1 pending application·1,925 citations·filing 1974–2020
Top patents by PatentIndex Score
42 records- 0194US5137211ADispensing cartonPROPPER MFG CO INC·Filed 1992·Granted Aug 11, 1992·175 cites·21 claims
- 0293US4505274ASuture clipPROPPER MFG CO INC·Filed 1982·Granted Mar 19, 1985·510 cites·3 claims
- 0386USD253492SSterilization indicatorPROPPER MFG CO INC·Filed 1978·Granted Nov 20, 1979·19 cites·1 claims
- 0486US3991881ASterile packPROPPER MFG CO INC·Filed 1975·Granted Nov 16, 1976·124 cites·7 claims
- 0581US3934578ADirect illumination otoscopePROPPER MFG CO INC·Filed 1974·Granted Jan 27, 1976·99 cites·1 claims
- 0678US5563071AMethod, reagent and kit for the detection of fecal occult bloodPROPPER MFG CO INC·Filed 1995·Granted Oct 8, 1996·51 cites·17 claims
- 0775US5447868AMethod, reagent and kit for the detection of fecal occult bloodPROPPER MFG CO INC·Filed 1993·Granted Sep 5, 1995·32 cites·21 claims
- 0874US4087154AGlass slides with matted areasPROPPER MFG CO INC·Filed 1974·Granted May 2, 1978·32 cites·7 claims
- 0973US4073314ADisposable valvePROPPER MFG CO INC·Filed 1976·Granted Feb 14, 1978·23 cites·7 claims
- 1073US4033337ASelf-donned Sphygmomanometer cuffPROPPER MFG CO INC·Filed 1976·Granted Jul 5, 1977·28 cites·8 claims
- 1172US4273112ALaryngoscopePROPPER MFG CO INC·Filed 1978·Granted Jun 16, 1981·71 cites·12 claims
- 1269US4306546AEndoscopePROPPER MFG CO INC·Filed 1980·Granted Dec 22, 1981·75 cites·8 claims
- 1367US4486387ADisposable prevacuum steam sterilizer test devicePROPPER MFG CO INC·Filed 1982·Granted Dec 4, 1984·58 cites·5 claims
- 1466US4212390AWound clip rackPROPPER MFG CO INC·Filed 1977·Granted Jul 15, 1980·48 cites·7 claims
- 1563US4983416AManufacturing method for an occult fecal blood test slidePROPPER MFG CO INC·Filed 1988·Granted Jan 8, 1991·27 cites·8 claims
- 1660US5435971ASterilization biological test packPROPPER MFG CO INC·Filed 1993·Granted Jul 25, 1995·58 cites·36 claims
- 1760US4384583ATourniquetPROPPER MFG CO INC·Filed 1981·Granted May 24, 1983·53 cites·4 claims
- 1860US4187799ATemperature indicatorPROPPER MFG CO INC·Filed 1978·Granted Feb 12, 1980·18 cites·1 claims
- 1960USD242656SSterilization indicator cardPROPPER MFG CO INC·Filed 1975·Granted Dec 7, 1976·11 cites·1 claims
- 2055US4918003ABiological test device for steam sterilizersPROPPER MFG CO INC·Filed 1988·Granted Apr 17, 1990·20 cites·11 claims
- 2154US2021325239A1Systems and Methods for Testing Operation of Ultrasonic Cleaning MachinesPROPPER MFG CO INC·Filed 2020·Application pending·0 cites
- 2251US4681413AHeadband with optical device adjustably coupled theretoPROPPER MFG CO INC·Filed 1985·Granted Jul 21, 1987·40 cites·33 claims
- 2351US4082946AApparatus for controlling the illumination of optical examination devicesPROPPER MFG CO INC·Filed 1976·Granted Apr 4, 1978·11 cites·5 claims
- 2450US5066464APrevacuum steam sterilization test packPROPPER MFG CO INC·Filed 1990·Granted Nov 19, 1991·34 cites·14 claims
- 2550US4060724AMounting apparatus for optical examination devices connected to a projector through a light-conducting cablePROPPER MFG CO INC·Filed 1976·Granted Nov 29, 1977·21 cites·8 claims
- 2650US4043646AFilter mechanism with interconnected heat and color filters for optical examination devicesPROPPER MFG CO INC·Filed 1976·Granted Aug 23, 1977·22 cites·5 claims
- 2747US5223863ABinocular ophthalmoscope with tilting mirrorPROPPER MFG CO INC·Filed 1991·Granted Jun 29, 1993·44 cites·45 claims
- 2847US5200147ACompact prevacuum steam sterilizer test packPROPPER MFG CO INC·Filed 1992·Granted Apr 6, 1993·28 cites·12 claims
- 2947US5158363ASteam sterilization indicatorPROPPER MFG CO INC·Filed 1991·Granted Oct 27, 1992·30 cites·4 claims
- 3043US5217901ASterilization biological test packPROPPER MFG CO INC·Filed 1991·Granted Jun 8, 1993·28 cites·23 claims
- 3143US4684227ABinocular indirect ophthalmoscopePROPPER MFG CO INC·Filed 1985·Granted Aug 4, 1987·24 cites·12 claims
- 3241US3954099ASphygmomanometerPROPPER MFG CO INC·Filed 1974·Granted May 4, 1976·22 cites·7 claims
- 3341US3948585AOphthalmoscope examination pattern having slit and surrounding ringPROPPER MFG CO INC·Filed 1974·Granted Apr 6, 1976·13 cites·2 claims
- 3440US4327317AApparatus for charging a rechargeable batteryPROPPER MFG CO INC·Filed 1980·Granted Apr 27, 1982·10 cites·1 claims
- 3537US5465124AHeadband with adjustable device for positioning an optical devicePROPPER MFG CO INC·Filed 1994·Granted Nov 7, 1995·24 cites·9 claims
- 3634US5542905ASwitch mechanism for use in a laryngoscope handlePROPPER MFG CO INC·Filed 1995·Granted Aug 6, 1996·21 cites·5 claims
- 3730USRE36062ESteam sterilization indicatorPROPPER MFG CO INC·Filed 1994·Granted Jan 26, 1999·13 cites·4 claims
- 3830USD347585SSteam sterilization monitorPROPPER MFG CO INC·Filed 1991·Granted Jun 7, 1994·2 cites·1 claims
- 3930US3936161AOphthalmoscope illumination arrangementPROPPER MFG CO INC·Filed 1974·Granted Feb 3, 1976·2 cites·3 claims
- 4029USD320454SPrevacuum steam sterilization test packPROPPER MFG CO INC·Filed 1990·Granted Oct 1, 1991·0 cites·1 claims
- 4127US6656429B1Sterilizer vacuum test packPROPPER MFG CO INC·Filed 1999·Granted Dec 2, 2003·3 cites·29 claims
- 4212US6548248B1DNA sterilization indicatorPROPPER MFG CO INC·Filed 1999·Granted Apr 15, 2003·1 cites·18 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →