Inventor · disambiguated record
John E. Sheaffer
Also filed as: MATTHEWS · SHEAFFER JOHN · SHEAFFER JOHN E
28 granted patents·1 pending application·952 citations·filing 1989–2001
98Inventor score
Top patents by PatentIndex Score
29 records- 0196US5924384AAnimal cage assembly and combination water bottle holder and feederPRODUCTS LAB INC·Filed 1995·Granted Jul 20, 1999·98 cites·18 claims
- 0294US6341581B1Multispecies rodent cagePRODUCTS LAB INC·Filed 2000·Granted Jan 29, 2002·55 cites·31 claims
- 0393US6336427B1Feeder assembly for use in a cagePRODUCTS LAB INC·Filed 2000·Granted Jan 8, 2002·30 cites·14 claims
- 0493US6295950B1Filter cap for an animal cagePRODUCTS LAB INC·Filed 1999·Granted Oct 2, 2001·62 cites·4 claims
- 0593US5349923AVentilated cage and open rack systemLAB PRODUCTS·Filed 1993·Granted Sep 27, 1994·80 cites·20 claims
- 0690US5954013AVentilated cage and rack systemPRODUCTS LAB INC·Filed 1996·Granted Sep 21, 1999·76 cites·11 claims
- 0789US5042429AVentilated cage and rack systemPRODUCTS LAB INC·Filed 1989·Granted Aug 27, 1991·46 cites·35 claims
- 0889US4989545AVentilated cage and open rack systemPRODUCTS LAB INC·Filed 1990·Granted Feb 5, 1991·56 cites·19 claims
- 0988US6158387AVentilated cage and rack systemPRODUCTS LAB INC·Filed 1998·Granted Dec 12, 2000·65 cites·5 claims
- 1087US5694885AAnimal feeder with perch assemblyPRODUCTS LAB INC·Filed 1995·Granted Dec 9, 1997·52 cites·18 claims
- 1186US6227146B1Filter top for rodent cagePRODUCTS LAB INC·Filed 1999·Granted May 8, 2001·67 cites·9 claims
- 1282US5165362AVentilated cage and open rack systemPRODUCTS LAB INC·Filed 1990·Granted Nov 24, 1992·44 cites·7 claims
- 1379US6041741AMultispecies rodent cagePRODUCTS LAB INC·Filed 1998·Granted Mar 28, 2000·34 cites·30 claims
- 1479US5975024ACage for receiving a feederPRODUCTS LAB INC·Filed 1997·Granted Nov 2, 1999·39 cites·11 claims
- 1577US5097750AWaste management disposal systemPRODUCTS LAB INC·Filed 1989·Granted Mar 24, 1992·34 cites·27 claims
- 1664US6336425B1Multispecies rodent cagePRODUCTS LAB INC·Filed 2000·Granted Jan 8, 2002·7 cites·8 claims
- 1763USD420772SWater bottlePRODUCTS LAB INC·Filed 1998·Granted Feb 15, 2000·11 cites·1 claims
- 1861US6029698AAir regulator valve for ventilated cage and rack systemPRODUCTS LAB INC·Filed 1998·Granted Feb 29, 2000·22 cites·11 claims
- 1959USD397526SFeeder for an animal cagePRODUCTS LAB INC·Filed 1996·Granted Aug 25, 1998·10 cites·1 claims
- 2058US6526915B1Feeder assembly for use in a cagePRODUCTS LAB INC·Filed 2000·Granted Mar 4, 2003·4 cites·5 claims
- 2151US5950567AMultiple dosage feeder for animal cagePRODUCTS LAB INC·Filed 1996·Granted Sep 14, 1999·17 cites·14 claims
- 2251US5311836AVentilated cage and open rack systemPRODUCTS LAB INC·Filed 1992·Granted May 17, 1994·15 cites·4 claims
- 2343US2002069834A1Cage assemblyFiled 2001·Application pending·0 cites
- 2441USD379683SWire bar lid for an animal cagePRODUCTS LAB INC·Filed 1995·Granted Jun 3, 1997·4 cites·1 claims
- 2540US5735233AAnimal cage rack locking mechanismPRODUCTS LAB INC·Filed 1995·Granted Apr 7, 1998·9 cites·20 claims
- 2638US7451723B1Multipurpose rat cagePRODUCTS LAB INC·Filed 1998·Granted Nov 18, 2008·5 cites·15 claims
- 2736USD476452SAnimal cage water bottlePRODUCTS LAB INC·Filed 2001·Granted Jun 24, 2003·2 cites·1 claims
- 2835USD403130SBottleBUNNEY GARY B·Filed 1996·Granted Dec 22, 1998·4 cites·1 claims
- 2932US5048460AModular animal kennelPRODUCTS LAB INC·Filed 1989·Granted Sep 17, 1991·4 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →