Inventor

KLASS CHARLES P

US4 patents

⚠️ This page may combine multiple inventors who share the name “KLASS CHARLES P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ZO RESOURCES LLC

2 patents

US6679973B2Jan 20, 2004

High performance purified natural zeolite pigment for papermaking and paper coating

ZO RESOURCES LLC11 citations68

US6616748B2Sep 9, 2003

High performance purified natural zeolite pigment for papermaking and paper coating

ZO RESOURCES LLC9 citations68

ADVANCED PLASTICS TECHNOLOGIES

1 patent

US7435483B2Oct 14, 2008

Process for coating paper, paperboard, and molded fiber with a water-dispersible polyester polymer

ADVANCED PLASTICS TECHNOLOGIES24 citations91

ZO MINERAL PARTNERS LTD

1 patent

US7201826B2Apr 10, 2007

High performance natural zeolite microparticle retention aid for papermaking

ZO MINERAL PARTNERS LTD1 citations34