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.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →