Expired, full termArchiveSolo inventor
High-frequency generating system
US 2,467,285 A · Inventors: YOUNG JOHN E et al.
Overview
3 drawing sheets
Every sheet is in the USPTO PDF.
Open the USPTO PDFRead the whole patent
Listed from its USPTO record in Patent Yard's full-term archive. Its claims, description and drawings are in the USPTO PDF and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted April 12, 1949. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by April 12, 1966.
- We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledJuly 12, 1944
GrantedApril 12, 1949
Term endedApril 12, 1966
Application number—
Classification (CPC)H05B6/50
Length9 pages
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.