IPC Subgroup
H01M 8/16 Biochemical fuel cells, i.e. cells in which microorganisms function as catalysts
Introduced: July 1974
Last revised: January 2006
Full Title
Fuel cells; Manufacture thereof > Biochemical fuel cells, i.e. cells in which microorganisms function as catalysts
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY