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Official data from INPI

PRODUTO DE POLICONDENSAÇÃO SENSÍVEL À LUZ, PROCESSO PARA SUA PREPARAÇÃO E MATERIAL DE REPRODUÇÃO FOTOSSENSÍVEL

Em AnáliseInvention Patent

Application data

Number

PI8201543

Type

Invention Patent

Filing

03/19/1982

Publication

02/08/1983

Progress at the INPI

  1. Filing03/19/82
  2. Publication02/08/83
  3. Examination02/12/85
  4. Allowance03/17/87
  5. Grant08/25/87
  6. Terminated02/11/92

The patent was granted on 08/25/1987 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: 06/28/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. C. (pessoa física)

US

A. C. (pessoa física)

See this company's full portfolio

Inventors

J. W. (pessoa física)

US

Technical data

Priority claims

US

245.837 · 03/20/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

06/28/1988

RPI 923

Pedido de licença compulsória

#20.1

06/21/1988

RPI 922

Concessão da patente

#16.1

08/25/1987

RPI 879

Deferimento

#9.1

03/17/1987

RPI 856

Exigência - art. 36 da LPI

#6.1

04/29/1986

RPI 810

Exigência - art. 36 da LPI

#6.1

07/30/1985

RPI 771

Solicitação de exame técnico

#4.1

02/12/1985

RPI 747

Publicação do pedido de patente

#3.1

02/08/1983

RPI 642

Pedido de patente depositado

#2.1

05/04/1982

RPI 602

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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