Appeal No. 95-1187 Application 08/024,495 28 August 1989 (now abandoned) and 07/681,843, filed 21 November 1990 (now abandoned). (Paper 4 at 2.) 3. Applicant appeals from the final rejection of claims 2 through 9. (Paper 14.) 4. As of the hearing, the examiner has allowed claims 2 through 7 and 9. Claim 8 remains rejected under 35 U.S.C. §§ 102(b) and 103. No other claims are pending. (Paper 24.) 5. The subject matter of the invention is a locking method for a system with an on-screen display, such as a videotape recorder ("VTR"). According to Applicant, The locking device on a VTR is generally used for the purpose of keeping children from watching adult video programs, by preventing their reproduction. The conventional locking device for the above purpose is used to display the status of the secret codes being inputted by the viewer on an additional display unit[,] such as a digitron, when locking or unlocking the VTR. Meanwhile the character generator circuit is generally incorporated in the video processing system such as [a] VTR or digital television for displaying warning information, channel or other character information on a monitor. (Paper 1 at 1.) Applicant provides an algorithm for operating a device that uses the VTR or television display instead of an additional display unit. 6. Claim 8 defines the invention as follows: A locking method for controlling an on-screen display system having a lock key on a keyboard or remote control, said method comprising the steps of: - 2 -Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 NextLast modified: November 3, 2007