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Official data from INPI

COMPOSICAO UTILIZAVEL COMO UMA COMPOSICAO DE MOLDAGEM TERMOFIXAVEL E PROCESSO DE REVESTIMENTO EM MOLDE

ConcedidaInvention Patent
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Application data

Number

PI8205098

Type

Invention Patent

Filing

11/02/1981

Publication

08/09/1983
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Progress at the INPI

  1. Filing11/02/81
  2. Publication08/09/83
  3. Examination11/22/83
  4. Allowance09/06/88
  5. Grant05/30/89
  6. Expired08/19/08

The letters patent expired on 08/19/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GEN TIRE & RUBBER CO [US]

Inventors

C. S. (pessoa física)

R. F. (pessoa física)

S. H. (pessoa física)

Technical data

IPC Classification

C08F 299/00C08F 299/02C08F 299/06C08G 59/00C08G 59/40C08J 5/00C08J 5/04C08J 7/04C08K 13/00C08K 13/02C08K 3/00C08K 3/04C08K 5/00C08K 5/09C08L 31/00C08L 31/04C08L 63/00C09D 163/10C09D 175/14C09D 175/16C09D 3/49C09D 3/74

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/30/1989

RPI 971

Notificação para pagamento de retribuição

#13.1

12/27/1988

RPI 949

Deferimento

#9.1

09/06/1988

RPI 933

Exigência - art. 36 da LPI

#6.1

03/08/1988

RPI 907

Conhecimento de parecer técnico

#7.1

08/28/1984

RPI 723

Solicitação de exame técnico

#4.1

11/22/1983

RPI 683

Publicação do pedido de patente

#3.1

08/09/1983

RPI 668

Pedido de patente depositado

#2.1

10/19/1982

RPI 626

Carta-patente expirada

#21.1

Patente extinta em 31/08/97

08/19/2008

RPI 1963

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