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Presentation: Image:
(21) Int. Application Number: PCT/BR96/00069
(22) Int. Filing Date: 19 December 1996 (19.12.1996)
(30) Priority Data
PI 9603214­6 25 July 1996 (25.07.1996) BR
(71)(72) Applicant and Inventor:
LIEBL, Jonas Apartamento 61 Avenida Souza Naves, 701, CEP­80050­040 Curitiba, PR ; (BR). [BR/BR].
(81) Designated States:
AM, AT, AU, BB, BG, BR, BY, CA, CH, CN, CZ, DE, DK, EE, ES, FI, GB, GE, HU, JP, KE, KG, KP, KR, KZ, LK, LR, LT, LU, LV, MD, MG, MN, MW, MX, NO, NZ, PL, PT, RO, RU, SD, SE, SI, SK, TJ, TT, UA, US, UZ, VN ; ARIPO patent ( KE, LS, MW, SD, SZ, UG ); European patent ( AT, BE, CH, DE, DK, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE ); OAPI patent ( BF, BJ, CF, CG, CI, CM, GA, GN, ML, MR, NE, SN, TD, TG )
Published
With international search report.

With amended claims and statement.

(51) International Patent Classification6:
G06F 17/60, 15/02 // 157:00
A1
(11) Int. Publication Number: WO 98/04986
(43) Int. Publication Date: 05 February 1998 (05.02.1998)
(54) Title: FINANCIAL CALCULATOR FOR UNIFORM AND GRADIENT SERIES OF PAYMENT
No Image Available.
(57) Abstract

      The current invention allows the solution of problems of uniform, and crescent and decreasing gradient series of payment, in the anticipated, postponed and deferred modes. This calculator is composed of a keyboard which has the keys "M" and "G", for the payment mode (anticipated, postponed and deferred), and for the value of the gradient, respectively. It also contains a single generic formula installed, in resident mode, for the calculation of uniform, and crescent and decreasing gradient series of payment.

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