Description: 270 / (91) From Randomly Oriented Supply (Hopper Or Chute)
Hierarchy/Derived subclasses
CIPO searches
search just 270/91- or -
search hierarchy!
The "search hierarchy!" link will execute this search:
((270/91 <IN> CPC) <OR> (270/92 <IN> CPC) <OR> (270/93 <IN> CPC) <OR> (270/94 <IN> CPC) <OR> (270/95 <IN> CPC) <OR> (270/96 <IN> CPC) <OR> (270/97 <IN> CPC) <OR> (270/98 <IN> CPC) <OR> (270/99 <IN> CPC) <OR> (270/100 <IN> CPC) <OR> (270/101 <IN> CPC) <OR> (270/102 <IN> CPC) <OR> (270/103 <IN> CPC))
This will show what classes derive from the input. Ex: entering 78/35 shows the derived classes and the search that can be used to find
patents in those subclasses.