Assignee
WEST CO
88 granted patents·4,420 citations·filing 1973–1997
Top patents by PatentIndex Score
88 records- 0196US5482176AMembrane piercing closure and spout assemblyWEST CO·Filed 1994·Granted Jan 9, 1996·152 cites·8 claims
- 0296US5433330ANeedleless access stopperWEST CO·Filed 1994·Granted Jul 18, 1995·272 cites·5 claims
- 0396US4296786ATransfer device for use in mixing a primary solution and a secondary or additive substanceWEST CO·Filed 1979·Granted Oct 27, 1981·291 cites·32 claims
- 0491US5314084ATwo piece all plastic sealWEST CO·Filed 1992·Granted May 24, 1994·145 cites·9 claims
- 0591US4927882ASBR thermoplastic elastomerWEST CO·Filed 1988·Granted May 22, 1990·56 cites·9 claims
- 0690US5878887AChild-resistant blister packageWEST CO·Filed 1997·Granted Mar 9, 1999·180 cites·18 claims
- 0790US5377853ADecoration, identification and differentiation closure systemWEST CO·Filed 1994·Granted Jan 3, 1995·87 cites·2 claims
- 0890US5022165ASterilization tunnelWEST CO·Filed 1990·Granted Jun 11, 1991·70 cites·15 claims
- 0990US4810752AHalobutyl thermoplastic elastomerWEST CO·Filed 1988·Granted Mar 7, 1989·43 cites·26 claims
- 1090US4664277ABonded closure assemblyWEST CO·Filed 1986·Granted May 12, 1987·70 cites·9 claims
- 1189US4814375AHigh strength elastomers for pharmaceutical productsWEST CO·Filed 1987·Granted Mar 21, 1989·49 cites·8 claims
- 1289US4511044ASeal force monitor apparatus, system, and method for in-process determination of integrity of sealed containersWEST CO·Filed 1982·Granted Apr 16, 1985·67 cites·10 claims
- 1389US4071156AChild resistant container-closure assemblyWEST CO·Filed 1976·Granted Jan 31, 1978·77 cites·21 claims
- 1487US5931828AReclosable vial closureWEST CO·Filed 1996·Granted Aug 3, 1999·158 cites·19 claims
- 1587US4978714AModified halobutyl thermoplastic elastomerWEST CO·Filed 1989·Granted Dec 18, 1990·44 cites·14 claims
- 1686US5064083AClosure deviceWEST CO·Filed 1990·Granted Nov 12, 1991·96 cites·5 claims
- 1786US4394922ARubber stopper with plastic pull ringWEST CO·Filed 1981·Granted Jul 26, 1983·81 cites·6 claims
- 1886US3980211APouring adaptor-closure assemblyWEST CO·Filed 1975·Granted Sep 14, 1976·70 cites·31 claims
- 1984US4471879AMetal overcap for pharmaceutical and similar containersWEST CO·Filed 1983·Granted Sep 18, 1984·74 cites·12 claims
- 2083US4882210AGlass containerWEST CO·Filed 1988·Granted Nov 21, 1989·60 cites·10 claims
- 2181US4735311ANeedle shield assemblyWEST CO·Filed 1986·Granted Apr 5, 1988·200 cites·3 claims
- 2279US5284263ADecoration, identification and differentiation closure systemWEST CO·Filed 1993·Granted Feb 8, 1994·87 cites·9 claims
- 2379US5247015AMolded thermoplastic elastomerWEST CO·Filed 1990·Granted Sep 21, 1993·59 cites·1 claims
- 2479US5135014ABottle washer with multiple size carrierWEST CO·Filed 1990·Granted Aug 4, 1992·35 cites·37 claims
- 2579US5100010AContainment seal assemblyWEST CO·Filed 1990·Granted Mar 31, 1992·62 cites·9 claims
- 2679US5080245ABidirectional scoringWEST CO·Filed 1990·Granted Jan 14, 1992·58 cites·9 claims
- 2778US4744480ATamper-evident container-closureWEST CO·Filed 1985·Granted May 17, 1988·53 cites·22 claims
- 2877US4895265AContainer for a tamper-evident closureWEST CO·Filed 1988·Granted Jan 23, 1990·40 cites·4 claims
- 2976US5477663ARobotic tray loader system, method and apparatusWEST CO·Filed 1993·Granted Dec 26, 1995·40 cites·17 claims
- 3075US4306448AApparatus, method and system for determining the integrity of sealed containersWEST CO·Filed 1979·Granted Dec 22, 1981·29 cites·9 claims
- 3173US5343886ABottle washer with multiple size carrierWEST CO·Filed 1992·Granted Sep 6, 1994·27 cites·4 claims
- 3273US4956560ALiquid level detector system with fill-level signature detectionWEST CO·Filed 1989·Granted Sep 11, 1990·33 cites·23 claims
- 3373US4315427AApparatus, method and system for determining the integrity of sealed containersWEST CO·Filed 1980·Granted Feb 16, 1982·26 cites·6 claims
- 3472US4904435AMethod for making tamper-evident container closureWEST CO·Filed 1987·Granted Feb 27, 1990·26 cites·2 claims
- 3572US4871354AWet-dry bag with lyphozation vialWEST CO·Filed 1988·Granted Oct 3, 1989·80 cites·8 claims
- 3672US4479578ASingle barrel two-compartment medicament container assemblyWEST CO·Filed 1981·Granted Oct 30, 1984·82 cites·8 claims
- 3771US5447699ACombination container for holding sterilized elements and a sterilizable transfer portWEST CO·Filed 1993·Granted Sep 5, 1995·93 cites·9 claims
- 3871US4550825AMulticompartment medicament containerWEST CO·Filed 1983·Granted Nov 5, 1985·79 cites·6 claims
- 3968US5120148AApplicator assemblyWEST CO·Filed 1991·Granted Jun 9, 1992·33 cites·2 claims
- 4066US4856640AStopper elevator conveyorWEST CO·Filed 1987·Granted Aug 15, 1989·23 cites·34 claims
- 4166US4768682AChild-resistant dropper assemblyWEST CO·Filed 1987·Granted Sep 6, 1988·32 cites·4 claims
- 4265US4436478AApparatus for making molded articlesWEST CO·Filed 1983·Granted Mar 13, 1984·22 cites·3 claims
- 4365US4331146ASyringe assemblyWEST CO·Filed 1979·Granted May 25, 1982·66 cites·12 claims
- 4465US4244378APressure responsive one-way valve for medical systemsWEST CO·Filed 1978·Granted Jan 13, 1981·69 cites·3 claims
- 4564US5570632AApparatus and method for applying and verifying marks on the periphery of generally cylindrically-shaped objectsWEST CO·Filed 1995·Granted Nov 5, 1996·37 cites·20 claims
- 4664US5152413ABridge design for tamper evident closuresWEST CO·Filed 1990·Granted Oct 6, 1992·17 cites·5 claims
- 4763US5114030ATip off container cap with removable stemWEST CO·Filed 1990·Granted May 19, 1992·34 cites·3 claims
- 4862US4412836ASyringe assemblyWEST CO·Filed 1981·Granted Nov 1, 1983·74 cites·1 claims
- 4961US4744790AFast action cartridge syringe holderWEST CO·Filed 1986·Granted May 17, 1988·91 cites·14 claims
- 5060US4397903AMolded articlesWEST CO·Filed 1981·Granted Aug 9, 1983·21 cites·1 claims
Showing the top 50 of 88 patent records by PatentIndex Score.
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →