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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE UM POLÍMERO, E, COMPOSIÇÕES POLIMÉRICAS ESTABILIZADAS

PublicadaInvention Patent

Application data

Number

PI8804063

Type

Invention Patent

Filing

08/11/1988

Publication

03/07/1989

Progress at the INPI

  1. Filing08/11/88
  2. Publication03/07/89
  3. Examination04/09/91
  4. Allowance03/26/96
  5. Abandoned
  6. In force

The application was allowed on 03/26/1996 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: 03/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Atochem North America, Inc.

US

P. C. (pessoa física)

US

See this company's full portfolio

Inventors

R. M. (pessoa física)

US

T. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

084,529 · 08/12/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/07/1989

RPI 959

Pedido de patente depositado

#2.1

01/03/1989

RPI 950

Arquivamento - Art. 38 §2° da LPI

#11.4

01/27/1998

RPI 1414

Notificação para pagamento de retribuição

#13.1

02/04/1997

RPI 1366

Deferimento

#9.1

03/26/1996

RPI 1321

Exigência - art. 36 da LPI

#6.1

05/23/1995

RPI 1277

Exigência - art. 36 da LPI

#6.1

09/27/1994

RPI 1243

14.4

02/16/1993

RPI 1159

Solicitação de exame técnico

#4.1

04/09/1991

RPI 1062

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