Patents by Inventor Mark Maupin

Mark Maupin has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • SLIDING DRAWER ASSEMBLY FOR INLINE CARBON SCREENS
    Publication number: 20140224712
    Abstract: A screened sliding drawer assembly comprises an upper plate comprising a central aperture and at least two side apertures disposed on the sides of the central aperture. The screened sliding drawer assembly further comprises at least two removable lids disposed above the at least two side apertures. The screened sliding drawer assembly further comprises a lower plate comprising a second central aperture. The screened sliding drawer assembly further comprises a glide drawer, disposed between the upper plate and the lower plate, comprising at least one screen. The screened sliding drawer assembly further comprises an output channel disposed below the lower plate.
    Type: Application
    Filed: February 7, 2014
    Publication date: August 14, 2014
    Applicant: MID-CONTINENT COAL AND COKE CO.
    Inventors: Mark Maupin, Wes May, Ben Rankin