Class C14C : CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
Subclass 3/18: Tanning; Compositions for tanning Chemical tanning by organic agents using polycondensation products or precursors thereof
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11732316 | Leather tanning method using chrome-free and formaldehyde-free adhesive | Jan 09, 22 | Aug 22, 23 | Fujian Agriculture and Forestry University |
| 10745769 | Method for treating a substrate made of animal fibers with solid particles and a chemical formulation | Apr 11, 14 | Aug 18, 20 | Xeros Limited |
| 9845516 | Method for treating a substrate made of animal fibers with solid particles and a chemical formulation comprising a colourant | Apr 11, 14 | Dec 19, 17 | XEROS LIMITED |
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