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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE UM PRODUTO DE EFEITO RETARDADO, CONTENDO DILTIAZÉM, PARA UMA ÚNICA ADMINISTRAÇÃO DIÁRIA.

PublicadaInvention Patent
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Application data

Number

PI8800763

Type

Invention Patent

Filing

02/19/1988

Publication

10/04/1988
View on INPI

Progress at the INPI

  1. Filing02/19/88
  2. Publication10/04/88
  3. Examination12/11/90
  4. Refused07/09/96
  5. Grant
  6. In force

The application was refused on 07/09/1996 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 10/04/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

V. A. (pessoa física)

CH

Inventors

D. B. (pessoa física)

DE

Technical data

IPC Classification

A61J 3/07A61K 31/55

Priority claims

CH

00637/87-2 · 02/20/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/04/1988

RPI 937

Pedido de patente depositado

#2.1

05/31/1988

RPI 919

15.7

01/14/1997

RPI 1363

131

07/09/1996

RPI 1336

15.7

06/18/1996

RPI 1333

Indeferimento

#9.2

07/25/1995

RPI 1286

Solicitação de exame técnico

#4.1

12/11/1990

RPI 1045

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