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Official data from INPI

ARTIGOS ESPONJOSOS SINTÉTICOS

PublicadaInvention Patent

Application data

Number

PI8902016

Type

Invention Patent

Filing

04/28/1989

Publication

12/05/1989

Progress at the INPI

  1. Filing04/28/89
  2. Publication12/05/89
  3. Abandoned10/29/91
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Minnesota Mining and Manufacturing Company

US

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Inventors

B. E. (pessoa física)

FR

G. R. (pessoa física)

FR

M. R. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

88 05743 · 04/29/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/05/1989

RPI 998

Pedido de patente depositado

#2.1

06/13/1989

RPI 973

Arquivamento - Art. 36 §1° da LPI

#11.2

09/19/1995

RPI 1294

Exigência - art. 36 da LPI

#6.1

01/03/1995

RPI 1257

Solicitação de exame técnico

#4.1

10/29/1991

RPI 1091

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