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Official data from INPI

COPOLÍMERO DE POLIPROPILENO SINDIOTÁTICO

ArquivadaInvention Patent

Application data

Number

PI9001985

Type

Invention Patent

Filing

04/27/1990

Publication

07/30/1991

Progress at the INPI

  1. Filing04/27/90
  2. Publication07/30/91
  3. Abandoned10/22/91
  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: 09/17/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Mitsui Toatsu Chemicals, Incorporated

JP

See this company's full portfolio

Inventors

T. A. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

107490/1989 · 04/28/1989

JP

137402/1989 · 06/01/1989

JP

205785/1989 · 08/10/1989

JP

205786/1989 · 08/10/1989

JP

241910/1989 · 09/20/1989

JP

278619/1989 · 10/27/1989

JP

304683/1989 · 11/27/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

09/17/1996

RPI 1346

Exigência - art. 36 da LPI

#6.1

12/12/1995

RPI 1306

Solicitação de exame técnico

#4.1

10/22/1991

RPI 1090

Publicação do pedido de patente

#3.1

07/30/1991

RPI 1078

Pedido de patente depositado

#2.1

09/11/1990

RPI 1032

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