Appeal 2007-0516
Application 10/438,506
1 the drum including a top wall having a central
2 opening defined by a flange having internal threads of a
3 certain pitch; . . .
4 the one-piece conversion device, including an
5 annular portion . . .;
6 the annular portion having external threads with a
7 pitch corresponding to the internal threads of the flange;
8 the annular portion also having internal threads
9 with a different pitch than the internal threads of the
10 flange;
11 the annular portion being positioned within the
12 central opening with its external threads engaged with the
13 internal threads
14 of the flange . . . .
15 Spec. p. 9 (emphasis added).
16 F. 19. Applicant has not identified any portion of the original specification
17 which expressly refers to the internal or external diameters of the adapter.
18 F. 20. Our review of the original specification did not reveal any express
19 reference to the diameters of the internal and external threads of the adapter.
20 F. 21. Applicant’s original disclosure includes drawings.
21 F. 22. Figures 5 and 6 are said to show the adapter. Specification, p. 4.
22 F. 23. Figure 6 is reproduced below:
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Last modified: September 9, 2013