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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8300717

Type

Invention Patent

Filing

02/11/1983

Publication

11/16/1983

Progress at the INPI

  1. Filing02/11/83
  2. Publication11/16/83
  3. Examination03/07/84
  4. Allowance
  5. Grant
  6. In force

Published on 11/16/1983, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 09/10/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. A. (pessoa física)

DE

Wenzel & Weidmann GMBH

DE

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Inventors

D. W. (pessoa física)

T. B. (pessoa física)

W. J. (pessoa física)

W. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Petição de recurso

#12.2

09/10/1985

RPI 777

Indeferimento

#9.2

05/14/1985

RPI 760

Solicitação de exame técnico

#4.1

03/07/1984

RPI 698

Publicação do pedido de patente

#3.1

11/16/1983

RPI 682

Pedido de patente depositado

#2.1

03/29/1983

RPI 649

14.2

10/01/1996

RPI 1348

Licença compulsória (variante)

#20.2

10/01/1996

RPI 1348

111

08/10/1993

RPI 1184

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