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Official data from INPI

MATERIAL CELULAR POROSO, SUPORTE BIOLÓGICO E PROCESSOS PARA A PREPARAÇÃO DE UM MATERIAL POROSO

PublicadaInvention Patent

Application data

Number

PI8804933

Type

Invention Patent

Filing

09/23/1988

Publication

05/02/1989

Progress at the INPI

  1. Filing09/23/88
  2. Publication05/02/89
  3. Examination03/26/91
  4. Allowance12/01/98
  5. Abandoned
  6. In force

The application was allowed on 12/01/1998 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 05/02/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ECC International Limited

GB

See this company's full portfolio

Inventors

A. B. (pessoa física)

GB

C. G. (pessoa física)

GB

R. J. (pessoa física)

GB

T. J. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8722451 · 09/24/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/02/1989

RPI 967

Pedido de patente depositado

#2.1

02/08/1989

RPI 955

Arquivamento - Art. 38 §2° da LPI

#11.4

Arquivamento - Artigo 38 § 2º da LPI.

04/04/2000

RPI 1526

Republicação - classificação IPC

#15.11

Alterada de Int. Cl4 C12N 11/14

12/01/1998

RPI 1456

Deferimento

#9.1

12/01/1998

RPI 1456

Solicitação de exame técnico

#4.1

03/26/1991

RPI 1060

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