Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for waterproofing leather at low pH-values and leathers manufactured thereby

Process for waterproofing leather at low pH-values and leathers manufactured thereby

US Patent 5980578 · Granted Nov 9, 1999

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process for producing heatsealable filter materials2012
Process for producing heatsealable filter materials2011
Heatsealable filter materials2008
Method of producing self-cleaning and non-adhesive paper or paper-like material2004
Oligomerized organopolysiloxane cocondensate, its production and its use for tre2001
Process for treating leathers with surfactants to improve water repellency1999
Process for waterproofing materials having a fibrous structure and agents used t1997
Use of copolymers having polysiloxane units in the treatment of leather and furs1995
Acrylic copolymers for re-tanning1990
Retanning process1989
Process for finish dressing minerally dressed leathers or those dressed by a com1986