Appeal No. 2002-0431 Application 09/309,057 THE INVENTION The appellants claim a cleaning apparatus for removing chemical substances from an inside wall of a conduit. Claim 1 is illustrative: 1. An apparatus for removing chemical substances deposited on an inside wall of a conduit in a cleaning process comprising: a movable shaft having an upper portion and a lower portion, a plurality of scraping elements attached to said upper portion of the shaft, drive means attached to said lower portion of the shaft for providing both vertical and circumferential motions of said shaft, a housing adapted for receiving said shaft and said plurality of scraping elements, and a controller for controlling said cleaning process by a plurality of scraping elements driven by said movable shaft to scrape said chemical substances deposited on the inside wall of said conduit.[1] THE REJECTION Claims 1-17 stand rejected under 35 U.S.C. § 112, first paragraph, enablement requirement. 1 The amendment in which this form of claim 1 was introduced (amendment filed November 2, 2000, paper no. 9) has been approved for entry by the examiner (advisory action mailed November 16, 2000, paper no. 10), but has not been clerically entered. The examiner should have this amendment entered. 2Page: Previous 1 2 3 4 5 6 7 8 NextLast modified: November 3, 2007