3D Systems, Incorporated v. Envisiontec, Incorporated et al

Filing 98

MARKMAN MEMORANDUM and ORDER Signed by Honorable Avern Cohn. (Attachments: # 1 Exhibit A# 2 Exhibit B# 3 Exhibit C# 4 Exhibit D# 5 Exhibit E) (JOwe)

3D Systems, Incorporated v. Envisiontec, Incorporated et al

Doc. 98 Att. 2

05-74891 3D Systems, Inc. v. Envisiontec, Inc., et al EXHIBIT B C. Claim 81 of the `537 Patent

Claim 81 of the `537 Patent, with disputed claim terms appearing in boldface, reads as follows: 81. (1) An apparatus for forming at least a portion of a threedimensional object (2) on a substantially cross sectional basis

(3) from a material capable of physical transformation upon exposure to synergistic stimulation, comprising: (4) (5) surface; (6) (7) means for supplying data descriptive of the object; a container for containing a volume of material having a working an applicator for forming layers of material

(8) over at least portions of previously formed object cross sections, the applicator having a bottom opening located in proximity to the working surface; (9) a vacuum pump coupled to the applicator for drawing up material from the working surface through the bottom opening and into the applicator; (10) means for sweeping the applicator across at least a portion of at least some of the previously formed object cross sections; and (11) a source of synergistic stimulation

(12) for exposing the layers according to the descriptive data to form at least portion of the object from (13) a plurality of object cross sections.

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