Patent search strategies set up for each of the four applications of lipase.

“?” is a truncation symbol replacing zero or one character; “+” is a truncation symbol representing any number of characters; “_” is an operator indicating that two terms may be connected in a single word or separated in two adjacent words; “W” is an operator indicating that the adjacent terms are in the order specified; “S” is an operator indicating that the terms are in the same sequence. /BI: the terms were searched in the title and abstract of the patent documents; /IC: international patent classification; EPRD: first priority date of the patent family.Patent search strategies set up for each of the four applications of lipase.