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Official data from INPI

COMPOSIÇÃO DE POLÍMERO OLEFÍNICO E PROCESSO DE ESTABILIZAÇÃO DE POLÍMEROS OLEFÍNICOS.

ArquivadaInvention Patent

Application data

Number

PI9001461

Type

Invention Patent

Filing

03/29/1990

Publication

04/16/1991

Progress at the INPI

  1. Filing03/29/90
  2. Publication04/16/91
  3. Abandoned10/06/92
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/11/1997. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Union Carbide Chemicals and Plastics Company Inc.

US

See this company's full portfolio

Inventors

C. I. (pessoa física)

US

G. F. (pessoa física)

US

H. P. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

330.810 · 03/30/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.31

11/11/1997

RPI 1406

Exigência - art. 36 da LPI

#6.1

09/24/1996

RPI 1347

Solicitação de exame técnico

#4.1

10/06/1992

RPI 1140

Publicação do pedido de patente

#3.1

04/16/1991

RPI 1063

Pedido de patente depositado

#2.1

08/07/1990

RPI 1027

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