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Official data from INPI

COMPOSIÇÃO LÍQUIDA E PROCESSO PARA REVESTIR SUBSTRATOS

Em ExigênciaInvention Patent

Application data

Number

PI8401698

Type

Invention Patent

Filing

04/11/1984

Publication

11/20/1984

Progress at the INPI

  1. Filing04/11/84
  2. Publication11/20/84
  3. Examination09/02/86
  4. Allowance10/02/90
  5. Grant04/30/91
  6. Terminated06/06/95

The patent was granted on 04/30/1991 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/10/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

US

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Inventors

B. G. (pessoa física)

Technical data

IPC Classification

Priority claims

US

484.333 · 04/12/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

05/10/1988

RPI 916

Solicitação de exame técnico

#4.1

09/02/1986

RPI 828

Publicação do pedido de patente

#3.1

11/20/1984

RPI 735

Pedido de patente depositado

#2.1

06/19/1984

RPI 713

Anuidade - prazo legal encerrado

#18.2

06/06/1995

RPI 1279

Concessão da patente

#16.1

04/30/1991

RPI 1065

Notificação para pagamento de retribuição

#13.1

01/15/1991

RPI 1050

Deferimento

#9.1

10/02/1990

RPI 1035

Exigência - art. 36 da LPI

#6.1

06/05/1990

RPI 1021

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