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Official data from INPI

PROCESSO PARA TORNAR SUPERFICIES PERMANENTES UMECTAVEIS POR AGUA E NOVOS PRODUTOS PRODUZIDOS PELO DITO PROCESSO

Em AnáliseInvention Patent

Application data

Number

PI7901849

Type

Invention Patent

Filing

03/29/1978

Publication

-

Progress at the INPI

  1. Filing03/29/78
  2. Publication
  3. Examination10/20/81
  4. Allowance08/06/85
  5. Grant02/04/86
  6. Terminated05/17/88

The patent was granted on 02/04/1986 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. E. (pessoa física)

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Inventors

R. M. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

02/04/1986

RPI 798

Notificação para pagamento de retribuição

#13.1

12/10/1985

RPI 790

Deferimento

#9.1

08/06/1985

RPI 772

Exigência - art. 36 da LPI

#6.1

05/29/1984

RPI 710

Exigência - art. 36 da LPI

#6.1

11/16/1983

RPI 682

Exigência - art. 36 da LPI

#6.1

03/01/1983

RPI 645

6.2

04/27/1982

RPI 601

Solicitação de exame técnico

#4.1

10/20/1981

RPI 574

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