Expired, full termArchiveSolo inventor
Oil burner
US 2,628,131 A · Inventors: HABERSTROH HERBERT J
Overview
1 drawing sheet
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 February 10, 1953. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by February 10, 1970.
- We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledApril 14, 1950
GrantedFebruary 10, 1953
Term endedFebruary 10, 1970
Application number—
Classification (CPC)F23D11/24
Length3 pages
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.