Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Preparation of differentially dyeable polyamide having N-haloamine end groups and amino end groups

Preparation of differentially dyeable polyamide having N-haloamine end groups and amino end groups

US Patent 4777222 · Granted Oct 11, 1988

Estimated economic value: $14,764,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Donor elements and processes for thermal transfer of nanoparticle layers2012
Holographic storage media2011
Thermally imageable dielectric layers, thermal transfer donors and receivers2011
Holographic storage media2009
Long-term high temperature and humidity stable holographic optical data storage 2007
Exceptional high reflective index photoactive compound for optical applications2007
Transmissive or reflective liquid crystal display and process for its manufactur2006
Photosensitive polyimides for optical alignment of liquid crystals2006
Materials for inducing alignment of liquid crystals and liquid crystal optical e2006
Transmissive or reflective liquid crystal display and novel process for its manu2004
Transmissive or reflective liquid crystal display and novel process for its manu2004
Imaging media containing heat developable photosensitive microcapsules2004