The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 22, 2000
Filed:
May. 19, 1998
Applicant:
Inventors:
Thomas A Almquist, San Gabriel, CA (US);
Dennis R Smalley, Newhall, CA (US);
Assignee:
3D Systems, Inc., Valencia, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ; B29C / ;
U.S. Cl.
CPC ...
264401 ; 264308 ; 36446827 ; 425135 ; 4251744 ; 425375 ;
Abstract
The invention involves an improved system for producing a three-dimensional object by forming successive cross-sections of the object from a material which is normally solid but which may be made flowable, including using data manipulation for converting a three-dimensional object representation into cross-sectional representations.