Method and apparatus for production of a three-dimensional objec

Details Method and apparatus for production of a three-dimensional objec Method and apparatus for production of a three-dimensional objec

1995-03-13

1995-10-24

Tentoni, Leo B.

Plastic and nonmetallic article shaping or treating: processes

Stereolithographic shaping from liquid precursor

118429, 118620, 118712, 156 64, 1562728, 1562733, 1562755, 1563071, 156378, 1563796, 250432R, 2504921, 264308, 264408, 264497, 356374, 356376, 356 405, 364476, 425135, 4251744, 427 8, 427508, 427510, 427512, 427553, 427554, 427555, B29C 3508, B29C 4102

Patent

active

054607582

ABSTRACT:
A three-dimensional object is modelled by solidifying superposed layers in such a manner that on an already solidified layer a following layer of initially liquid or powdery material is solidified by light action or the like in correspondence with the form of the object.

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Copy of the letter of opposition against EP 0 563 102 (Dated Mar. 15, 1995).
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Official action for P41 12695516(Oct. 22, 1991) translation of relevant parts and and minutes for oral hearing for P41 12695-16 held on Jul. 29, 1992.
Stereolithography protypes: "Beyond Shoe and Tell", By Chris J. Borman, The National Conference on Rapid Prototyping, Conference Proceedings, pp. 139-142 (Jun. 1990).
Beyond Prototypes: Using Stereolithography for Production-Quality Parts, By Frost Prioleau, pp. 145-147 (Jun. 1990).
3D Systems' SLA 250 User's Reference Manual, Apr. 1989, p. 13-9.
Solid Object Generation, A. J. Herbert, Aug. 1982; Journal of Applied Photographic Engineering, pp. 185-188.
International Search Report (Mailed Mar. 12, 1992).
An English translation of the annex to the examination report, (Mailed Mar. 12, 1992).

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