WK

William J. Kapolas

SC Silgan White Cap: 11 patents #5 of 20Top 25%
SC Silgan Containers: 3 patents #27 of 57Top 50%
CC Continental White Cap: 2 patents #8 of 50Top 20%
📍 Palatine, IL: #108 of 1,176 inventorsTop 10%
🗺 Illinois: #5,138 of 84,256 inventorsTop 7%
Overall (All Time): #289,016 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
11999534 Composite closure having improved seal Mark Hewett, Dennis Szczesniak, Darren Neputy, Tian Liang, Dustin Vance 2024-06-04
D906813 Lid 2021-01-05
D888555 Lid 2020-06-30
D861485 Lid 2019-10-01
10364070 Metal closure with low pressure engagement lugs Dennis Szczesniak 2019-07-30
D805900 Lid 2017-12-26
9694946 Metal closure with low pressure engagement lugs Dennis Szczesniak 2017-07-04
9688451 Composite closure with seal indicating panel 2017-06-27
9221586 Metal closure and seal combination for maintaining the shape of a plastic container neck Dennis Szczesniak, James M. Taber, Stephen J. Kras 2015-12-29
D734155 Screw-top container Seth Moore, Matt R. Brown, Gerald J. Baker 2015-07-14
8893906 Metal closure and seal combination for maintaining the shape of a plastic container neck Dennis Szczesniak, James M. Taber, Stephen J. Kras 2014-11-25
D703057 Screw-top container Seth Moore, Matt R. Brown, Gerald J. Baker 2014-04-22
8596477 Retortable package with plastic closure cap Stephen J. Kras, Dennis Szczesniak, James M. Taber, Kevin W. Orth 2013-12-03
D690599 Screw-top container Seth Moore, Matt R. Brown, Gerald J. Baker 2013-10-01
4533059 Vacuum-tamper indicating button for smaller diameter caps and the like Peter A. Vercillo, Daniel Dowling, George S. Beatovic, Oscar N. Clifton, Ronald Gatz +6 more 1985-08-06
4448320 Closure with plastisol liner defining a retaining bead 1984-05-15