Inventor · disambiguated record
Donald D. Foster
Also filed as: FOSTER DONALD D · FOSTER DONALD DEAN
135 granted patents·12 pending applications·4,058 citations·filing 1980–2013
99Inventor score
Files withCONTICO INT INC56CONTINENTAL AFA DISPENSING CO23CONTINENTAL SPRAYERS INT INC19MEADWESTVACO CALMAR INC12REALEX CORP12
Top patents by PatentIndex Score
147 records- 0199US6814259B1Child resistant closure with safety lock ringCONTINENTAL AFA DISPENSING CO·Filed 2003·Granted Nov 9, 2004·142 cites·25 claims
- 0297US7571836B2Trigger sprayer with piston rod and spring snap connectionMEADWESTVACO CALMAR INC·Filed 2006·Granted Aug 11, 2009·41 cites·35 claims
- 0397USD332392SSprayer bottleCONTICO INT INC·Filed 1990·Granted Jan 12, 1993·76 cites·1 claims
- 0495US7478739B2Snap down bayonet connectorMEADWESTVACO CALMAR INC·Filed 2006·Granted Jan 20, 2009·36 cites·20 claims
- 0594US6840408B1Air foam pump with shifting air pistonCONTINENTAL AFA DISPENSING CO·Filed 2003·Granted Jan 11, 2005·80 cites·18 claims
- 0694USD351794SLotion pump headCONTICO INT INC·Filed 1993·Granted Oct 25, 1994·45 cites·1 claims
- 0793US7510101B2Dual chamber lotion pumpMEADWESTVACO CALMAR INC·Filed 2006·Granted Mar 31, 2009·24 cites·20 claims
- 0893USD351646STrigger sprayerCONTICO INT INC·Filed 1994·Granted Oct 18, 1994·44 cites·1 claims
- 0992US6644516B1Foaming liquid dispenserCONTINENTAL AFA DISPENSING CO·Filed 2002·Granted Nov 11, 2003·61 cites·29 claims
- 1092US5553750ALiquid dispenser having adaptor for remote operationCONTICO INT INC·Filed 1995·Granted Sep 10, 1996·71 cites·18 claims
- 1192USD332652STrigger sprayerCONTICO INT INC·Filed 1991·Granted Jan 19, 1993·39 cites·1 claims
- 1291US7195138B2Container closure with biased closed valveCONTINENTAL AFA DISPENSING CO·Filed 2005·Granted Mar 27, 2007·23 cites·23 claims
- 1391US6772966B2Adjustable hose end sprayer nozzleCONTINENTAL AFA DISPENSING CO·Filed 2002·Granted Aug 10, 2004·59 cites·33 claims
- 1490US7455198B2Trigger forward pivot limit for a trigger sprayerMEADWESTVACO CALMAR INC·Filed 2007·Granted Nov 25, 2008·24 cites·24 claims
- 1590US6923346B2Foaming liquid dispenserCONTINENTAL AFA DISPENSING CO·Filed 2003·Granted Aug 2, 2005·53 cites·20 claims
- 1690US6641003B1Low cost trigger sprayer with double valve elementCONTINENTAL AFA DISPENSING CO·Filed 2002·Granted Nov 4, 2003·53 cites·27 claims
- 1790USD354226STrigger sprayerCONTICO INT INC·Filed 1992·Granted Jan 10, 1995·34 cites·1 claims
- 1890US4369899ADown-locking pumpREALEX CORP·Filed 1980·Granted Jan 25, 1983·56 cites·7 claims
- 1989US7712636B2Trigger sprayer piston rod with integral spring and pivoting piston connectionMEADWESTVACO CALMAR INC·Filed 2006·Granted May 11, 2010·20 cites·24 claims
- 2088US7637396B2Trigger sprayer piston rod with integral spring and ball and socket piston connectionMEADWESTVACO CLAMAR INC·Filed 2006·Granted Dec 29, 2009·25 cites·15 claims
- 2188US5385302ALow cost trigger sprayerCONTICO·Filed 1992·Granted Jan 31, 1995·50 cites·17 claims
- 2288US5373973ALiquid dispenser assembly with adaptorCONTICO INT INC·Filed 1994·Granted Dec 20, 1994·54 cites·22 claims
- 2387US7124914B2Dual chamber lotion pumpCONTINENTALAFA DISPENSING CO·Filed 2003·Granted Oct 24, 2006·36 cites·4 claims
- 2487US6869027B2Dual component and dual valve trigger sprayer which mixes components in discharge passageCONTINENTAL AFA DISPENSING CO·Filed 2003·Granted Mar 22, 2005·43 cites·20 claims
- 2587US5887761ADual fluid dispenserCONTINENTAL SPRAYERS INT INC·Filed 1997·Granted Mar 30, 1999·73 cites·23 claims
- 2687US5401148AManually operated reciprocating liquid pumpCONTICO INT INC·Filed 1994·Granted Mar 28, 1995·68 cites·20 claims
- 2786USD475294SErgonomic trigger sprayerFiled 1999·Granted Jun 3, 2003·30 cites·1 claims
- 2885US8469291B2Low cost trigger sprayerFOSTER DONALD DEAN·Filed 2011·Granted Jun 25, 2013·9 cites·5 claims
- 2985US7942291B2Break-away spring and piston rod for a trigger sprayerMEADWESTVACO CALMAR INC·Filed 2007·Granted May 17, 2011·15 cites·19 claims
- 3085USD385492STrigger sprayer housingCONTICO INT INC·Filed 1996·Granted Oct 28, 1997·28 cites·1 claims
- 3184US5499766ANozzle assembly for trigger sprayerCONTICO INT INC·Filed 1994·Granted Mar 19, 1996·53 cites·18 claims
- 3283US10159997B2Low cost trigger sprayerFOSTER DONALD D·Filed 2010·Granted Dec 25, 2018·8 cites·7 claims
- 3383USD543106SLotion pump headCONTINENTAL AFA DISPENSING CO·Filed 2005·Granted May 22, 2007·31 cites·1 claims
- 3483US6729560B2Dual component trigger sprayer which mixes components in discharge passageCONTINENTAL SPRAYERS INT INC·Filed 2003·Granted May 4, 2004·31 cites·35 claims
- 3583US6550694B1Dual component trigger sprayer which mixes components in discharge passageCONTINENTAL SPRAYERS INT INC·Filed 1994·Granted Apr 22, 2003·52 cites·41 claims
- 3683USD394009STrigger sprayer housingCONTICO INT INC·Filed 1997·Granted May 5, 1998·26 cites·1 claims
- 3783US5601211AContainer for liquid dispenserCONTICO INT INC·Filed 1995·Granted Feb 11, 1997·42 cites·15 claims
- 3883US5549249AFluid spinner and nozzle head assembly with controlled fluid flood pathCONTICO INT INC·Filed 1994·Granted Aug 27, 1996·51 cites·38 claims
- 3983US5234166ASpinner assembly for a sprayerCONTICO INT INC·Filed 1990·Granted Aug 10, 1993·51 cites·64 claims
- 4082USD547182SLotion pump headCONTINENTAL AFA DISPENSING CO·Filed 2005·Granted Jul 24, 2007·25 cites·1 claims
- 4182USD506134SLotion pump headCONTINENTAL AFA DISPENSING CO·Filed 2004·Granted Jun 14, 2005·23 cites·1 claims
- 4282US6715698B2Manually operable trigger sprayer with rearwardly located sprayer valveCONTINENTAL AFA DISPENSING CO·Filed 2002·Granted Apr 6, 2004·28 cites·18 claims
- 4381US7198180B2Container closure with biased closed tube valveCONTINENTAL AFA DISPENSING CO·Filed 2005·Granted Apr 3, 2007·10 cites·23 claims
- 4481US6820769B2Child proof connection for remote trigger sprayer and bottle containerCONTINENTAL AFA DISPENSING CO·Filed 2003·Granted Nov 23, 2004·31 cites·22 claims
- 4581US5810209ADispenser with improved bottle connectionCONTINENTAL SPRAYERS INT INC·Filed 1996·Granted Sep 22, 1998·54 cites·20 claims
- 4680US7735688B2Rotating collar and locking and venting closure connector for an air foaming pump dispenserMEADWESTVACO CALMAR INC·Filed 2006·Granted Jun 15, 2010·11 cites·15 claims
- 4780US7017833B2Trigger sprayer spray, off, stream, off indexing nozzle assemblyCONTINENTAL AFA DISPENSING CO·Filed 2003·Granted Mar 28, 2006·28 cites·16 claims
- 4880US6032814AContainer assembly with improved container connectionCONTINENTAL SPRAYERS INT INC·Filed 1999·Granted Mar 7, 2000·40 cites·7 claims
- 4980US5507437ALow cost trigger sprayer having housing with integral saddleCONTICO INT INC·Filed 1995·Granted Apr 16, 1996·30 cites·20 claims
- 5080US4384660ATamper-proof clip for uplocking plungers of pump dispensersREALEX CORP·Filed 1981·Granted May 24, 1983·47 cites·18 claims
Showing the top 50 of 147 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →