Inventor · disambiguated record
Sebastiaan Wilhelmus Josephus Den Boer
Also filed as: DEN BOER SEBASTIAAN WILHELMUS JOSEPHUS
20 granted patents·3 pending applications·201 citations·filing 2007–2024
94Inventor score
Files withCONOPCO INC6WEENER PLASTICS GROUP B V6PLASTICUM NETHERLANDS B V5PLASTICUM GROUP B V2WEENER PLASTICS NETHERLANDS B V2
Top patents by PatentIndex Score
23 records- 0192US9511906B2Closure with tamper-evident strip having bent end portionsPLASTICUM NETHERLANDS B V·Filed 2015·Granted Dec 6, 2016·13 cites·16 claims
- 0292US9409680B2Tamper evident closurePLASTICUM NETHERLANDS B V·Filed 2012·Granted Aug 9, 2016·27 cites·16 claims
- 0391US11958662B2Capsule and plug for a concentrated refill capsuleCONOPCO INC·Filed 2020·Granted Apr 16, 2024·4 cites·20 claims
- 0491US9090386B2Closure with tamper-evident stripPLASTICUM NETHERLANDS B V·Filed 2012·Granted Jul 28, 2015·19 cites·15 claims
- 0591USD713723SFlip-top capPLASTICUM GROUP B V·Filed 2012·Granted Sep 23, 2014·51 cites·1 claims
- 0689US11912472B2Self-closing dispensing valve made of a plastomer or a thermoplastic elastomerWEENER PLASTICS GROUP B V·Filed 2020·Granted Feb 27, 2024·4 cites·20 claims
- 0788USD711230SFlip-top capPLASTICUM GROUP B V·Filed 2012·Granted Aug 19, 2014·41 cites·1 claims
- 0888US8640928B2Closure assembly with valve and method for its manufacturingELLENKAMP-VAN OLST LENNY MARITA·Filed 2007·Granted Feb 4, 2014·20 cites·11 claims
- 0983US9340335B2Closure assembly with valve and method for its manufacturingPLASTICUM NETHERLANDS B V·Filed 2014·Granted May 17, 2016·5 cites·12 claims
- 1080US11840377B2Self-closing valve with indentations in valve head contourWEENER PLASTICS GROUP B V·Filed 2020·Granted Dec 12, 2023·2 cites·18 claims
- 1176US12116173B2Capsule and plug for a concentrated refill capsuleCONOPCO INC·Filed 2020·Granted Oct 15, 2024·1 cites·17 claims
- 1271US2024190626A1Self-closing dispensing valve made of a plastomer or a thermoplastic elastomerWEENER PLASTICS GROUP B V·Filed 2024·Application pending·0 cites
- 1365US9845180B2Closure assembly for squeeze bottle comprising a thermoplastic valvePLASTICUM NETHERLANDS B V·Filed 2014·Granted Dec 19, 2017·2 cites·22 claims
- 1464US11827426B2Valve carrier ring for self-closing dispensing valveWEENER PLASTICS GROUP B V·Filed 2020·Granted Nov 28, 2023·1 cites·4 claims
- 1557USD913792SContainerCONOPCO INC·Filed 2019·Granted Mar 23, 2021·8 cites·1 claims
- 1655US2025256894A1Tamper-evident closure with tamper-evident strip and holding chamber for tamper-evident stripWEENER PLASTICS GROUP B V·Filed 2023·Application pending·0 cites
- 1749US12091222B2Cap system for a concentrated refill capsuleCONOPCO INC·Filed 2020·Granted Sep 17, 2024·0 cites·15 claims
- 1848US12060199B2Cap assembly for a concentrated refill capsuleCONOPCO INC·Filed 2020·Granted Aug 13, 2024·0 cites·18 claims
- 1948US11813624B2Capsule and cap assembly for a concentrated refill capsuleCONOPCO INC·Filed 2020·Granted Nov 14, 2023·0 cites·19 claims
- 2045US2024327080A1Method for manufacturing a self-closing dispensing valveWEENER PLASTICS GROUP B V·Filed 2022·Application pending·0 cites
- 2142US10442584B2Dispensing closure with self-closing valveWEENER PLASTICS NETHERLANDS B V·Filed 2016·Granted Oct 15, 2019·0 cites·13 claims
- 2238US10189613B2Closure assemblyWEENER PLASTICS NETHERLANDS B V·Filed 2015·Granted Jan 29, 2019·0 cites·22 claims
- 2332USD691472SNozzleBOER HARRY EVERT·Filed 2011·Granted Oct 15, 2013·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →