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Official data from INPI

VEDANTE DE POLIURETANA,SISTEMA VEDANTE COMPREENDENDO O MESMO E PROCESSO PARA FORMA UMA VEDACAO E ELAVADA RESISTENCIA A TENSAO SOBRE UM SUBSTRATO DE VIDRO

ConcedidaInvention Patent
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Application data

Number

PI8102240

Type

Invention Patent

Filing

05/14/1980

Publication

01/12/1982
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Progress at the INPI

  1. Filing05/14/80
  2. Publication01/12/82
  3. Examination01/24/84
  4. Allowance06/21/88
  5. Grant12/27/88
  6. Terminated09/25/90

The patent was granted on 12/27/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PROD RES & CHEM CORP

Inventors

B. F. (pessoa física)

H. J. (pessoa física)

Technical data

IPC Classification

B32B 17/00C08G 18/22

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/27/1988

RPI 949

Notificação para pagamento de retribuição

#13.1

10/25/1988

RPI 940

Deferimento

#9.1

06/21/1988

RPI 922

Exigência - art. 36 da LPI

#6.1

09/22/1987

RPI 883

Conhecimento de parecer técnico

#7.1

12/11/1984

RPI 738

Solicitação de exame técnico

#4.1

01/24/1984

RPI 692

Publicação do pedido de patente

#3.1

01/12/1982

RPI 586

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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