Assignee
CHARLOTTE PIPE AND FOUNDRY COMPANY
US·6 granted patents·5 pending applications·41 citations·filing 2009–2022
Top patents by PatentIndex Score
11 records- 0189US8801048B2Mechanical pipe coupling assembly without adhesive or bonding agentCHARLOTTE PIPE AND FOUNDRY COMPANY·Filed 2012·Granted Aug 12, 2014·16 cites·38 claims
- 0287US9568127B2Mechanical pipe coupling assembly without adhesive or bonding agentCHARLOTTE PIPE AND FOUNDRY COMPANY·Filed 2014·Granted Feb 14, 2017·12 cites·12 claims
- 0384US7988204B2Pipe fitting for connecting between a metal piece of plumbing and a polymer piece of plumbingCHARLOTTE PIPE AND FOUNDRY COMPANY·Filed 2009·Granted Aug 2, 2011·10 cites·14 claims
- 0450US2011266714A1Method of forming a pipe fittingCHARLOTTE PIPE AND FOUNDRY COMPANY·Filed 2011·Application pending·0 cites
- 0550US2011250306A1Apparatus for forming a pipe fittingCHARLOTTE PIPE AND FOUNDRY COMPANY·Filed 2011·Application pending·0 cites
- 0647US2011049874A1Polymeric pipe fitting and gasket assembly and sealed polymeric pipe apparatus formed therewithCHARLOTTE PIPE AND FOUNDRY COMPANY·Filed 2009·Application pending·0 cites
- 0746US2023220945A1Coated cast iron pipe or fitting for use in aggressive environmentsCHARLOTTE PIPE AND FOUNDRY COMPANY·Filed 2022·Application pending·0 cites
- 0845US11255080B2Closet flange with a membrane sealCHARLOTTE PIPE AND FOUNDRY COMPANY·Filed 2020·Granted Feb 22, 2022·0 cites·20 claims
- 0940US11149426B2Toilet assembly having improved closet flangeCHARLOTTE PIPE AND FOUNDRY COMPANY·Filed 2019·Granted Oct 19, 2021·0 cites·23 claims
- 1036US2018252344A1Mechanical pipe coupling assembly without adhesive or bonding agentCHARLOTTE PIPE AND FOUNDRY COMPANY·Filed 2016·Application pending·0 cites
- 1128USD741456SCrimp-style coupling device for clamping together cast iron pipes, fittings and the likeCHARLOTTE PIPE AND FOUNDRY COMPANY·Filed 2013·Granted Oct 20, 2015·3 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when CHARLOTTE PIPE AND FOUNDRY COMPANY files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →