Assignee
PRESS SEAL CORP
US·9 granted patents·4 pending applications·13 citations·filing 2015–2025
Top patents by PatentIndex Score
13 records- 0194US10214893B2Manhole base assembly with internal liner and method of manufacturing samePRESS SEAL CORP·Filed 2017·Granted Feb 26, 2019·9 cites·19 claims
- 0284US10053850B2Manhole base assembly with internal liner and method of manufacturing samePRESS SEAL CORP·Filed 2017·Granted Aug 21, 2018·2 cites·16 claims
- 0378US11578825B2Pipe joint seal for polymer pipingPRESS SEAL CORP·Filed 2020·Granted Feb 14, 2023·2 cites·21 claims
- 0469US2026049679A1Pipe Gasket Including Annular Reinforcing/Stiffening Ring Encapsulated Within Flexible Gasket BodyPRESS SEAL CORP·Filed 2025·Application pending·0 cites
- 0569US2026043499A1Pipe bell end reinforcing device pipe stopPRESS SEAL CORP·Filed 2025·Application pending·0 cites
- 0661US10428512B2Manhole base assembly with internal liner and method of manufacturing samePRESS SEAL CORP·Filed 2019·Granted Oct 1, 2019·0 cites·9 claims
- 0747US10563805B2Expandable sealing mechanismPRESS SEAL CORP·Filed 2017·Granted Feb 18, 2020·0 cites·17 claims
- 0842US2019345675A1Vibration dampening railway tie bootPRESS SEAL CORP·Filed 2019·Application pending·0 cites
- 0940US10786927B2Hole former with gasket locating features for cast manhole structuresPRESS SEAL CORP·Filed 2018·Granted Sep 29, 2020·0 cites·19 claims
- 1039US2020115858A1Rail tie padPRESS SEAL CORP·Filed 2019·Application pending·0 cites
- 1136US12523326B2Lateral connector for underground pipesPRESS SEAL CORP·Filed 2023·Granted Jan 13, 2026·0 cites·5 claims
- 1230USD814285SExpandable sealing mechanismPRESS SEAL CORP·Filed 2015·Granted Apr 3, 2018·0 cites·1 claims
- 1330USD813661SExpandable sealing mechanismPRESS SEAL CORP·Filed 2015·Granted Mar 27, 2018·0 cites·1 claims
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