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Official data from INPI

PROCESSO PARA COAGULAR UM LÁTEX DE BORRACHA SINTÉTICA.

ArquivadaInvention Patent
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Application data

Number

PI8306907

Type

Invention Patent

Filing

12/15/1983

Publication

07/23/1985
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Progress at the INPI

  1. Filing12/15/83
  2. Publication07/23/85
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 12/15/1983 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 10/27/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Sumitomo Chemical Company, Limited.

JP

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Inventors

H. H. (pessoa física)

T. Y. (pessoa física)

U. S. (pessoa física)

Technical data

IPC Classification

C08C 1/15

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

10/27/1987

RPI 888

Publicação do pedido de patente

#3.1

07/23/1985

RPI 770

Pedido de patente depositado

#2.1

02/28/1984

RPI 697

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