Search Results for: Animal bile
(class / ) hair or skin (class / ) bone (class / ) hollow or tubular part or organ (e.g., bladder, urethra, bronchi, bile duct, etc.)
prosthesis (e.g., lens or corneal implant, or artificial eye, etc.) ( / ) (class /for ) corneal implant ( / ) (class /for ) intraocular lens ( / ) (class /for ) miscellaneous ( / ) (class /for ) implantable prosthesis ( / ) (class /for ) hollow or tubular part or organ (e.g., bladder, urether, bronchi, bile...
https://patents.justia.com/patents-by-us-classification/623