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Official data from INPI

MASSAS DE POLIORGANOSSILOXANO QUE ENDURECEM POR AÇÃO DE UMIDADE

PublicadaInvention Patent

Application data

Number

PI8805540

Type

Invention Patent

Filing

10/27/1988

Publication

07/11/1989

Progress at the INPI

  1. Filing10/27/88
  2. Publication07/11/89
  3. Examination09/03/91
  4. Allowance
  5. Grant
  6. In force

Published on 07/11/1989, 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: 07/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. A. (pessoa física)

DE

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Inventors

H. M. (pessoa física)

J. J. (pessoa física)

K. P. (pessoa física)

W. W. (pessoa física)

Technical data

Priority claims

DE

P 37 36 654.8 · 10/29/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

07/11/1989

RPI 977

Pedido de patente depositado

#2.1

03/07/1989

RPI 959

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09D 3/82; C08L 83/04; C09J 3/16.

03/27/2018

RPI 2464

Retificação

#15.3

04/18/1995

RPI 1272

Solicitação de exame técnico

#4.1

09/03/1991

RPI 1083

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