Apparatus and methods for handling materials in a 3-D printer

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8185229
APP PUB NO 20110233808A1
SERIAL NO

13154668

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A method of controlling the flow of unbound powder in a build chamber. A build surface for receiving the powder is provided, with the build surface including a first plate defining holes and a second plate defining a plurality of openings spaced apart and offset from the plurality of holes in the first plate. The second plate is disposed below and spaced from the first plate. A vacuum source is provided below the build surface.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • 3D SYSTEMS, INC.

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Davidson, Thomas Arlington, US 22 980

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 22, 2023
Fee Large entity fee small entity fee micro entity fee
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00