Expired, full termArchiveSolo inventor
Face-up delivery device for a printing press
US 2,144,398 A · Inventors: BAKKE LEOPOLD A
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 January 17, 1939. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by January 17, 1956.
- We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledApril 6, 1938
GrantedJanuary 17, 1939
Term endedJanuary 17, 1956
Application number—
Classification (CPC)B65H29/16 +1 more
Length5 pages
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.