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Official data from INPI

PREPARADOS DE SUBSTÂNCIA ATIVA, PROCESSO PARA A SUA PREPARAÇÃO E APLICAÇÃO DE TAIS PREPARADOS

PublicadaInvention Patent

Application data

Number

PI8901913

Type

Invention Patent

Filing

04/21/1989

Publication

11/28/1989

Progress at the INPI

Under appeal
  1. Filing04/21/89
  2. Publication11/28/89
  3. Examination01/14/92
  4. Refused08/01/95
  5. Grant
  6. In force

The application was refused by the INPI on 08/01/1995. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

D. H. (pessoa física)

T. H. (pessoa física)

W. R. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P3814323.2 · 04/28/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/28/1989

RPI 997

Pedido de patente depositado

#2.1

05/30/1989

RPI 971

Indeferimento

#9.2

08/01/1995

RPI 1287

Solicitação de exame técnico

#4.1

01/14/1992

RPI 1102

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