Cypress, Texas
United States
3
2019-02-07
The entities that hold a legal rights for patent applications filed by inventor Cayson Andrew J.:
Andrew J. Cayson from Cypress, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Seal backup, seal system and wellbore system
#2 | 2018-10-18Multi-layer Packer Backup Ring with Closed Extrusion Gaps
#3 | 2018-10-18Packer Backup Ring with Closed Extrusion Gaps
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