F21L

Watch

Stats

Description

LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION (burners F23D)

Subclasses

Not Available
Subclass Title
2/00 Systems of electric lighting devices (systems employing both electric and non-electric light sources or exchangeable light sources F21L 27/00)
4/00 Electric lighting devices with self-contained electric batteries or cells
4/02 Electric lighting devices with self-contained electric batteries or cells characterised by provision of two or more light sources
4/04 Electric lighting devices with self-contained electric batteries or cells characterised by provision of a light source housing portion adjustably fixed to the remainder of the device
4/06 Electric lighting devices with self-contained electric batteries or cells with light source coupled to the remainder of the device solely by cable

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Recent Patents

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Recent Publications

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Patents Issued To Date - By Filing Year

Average Time to Issuance

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