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Official data from INPI

ARTIGO GRÁFICO, PROCESSO PARA FABRICAR UM ARTIGO GRÁFICO, E, PROCESSO PARA APLICAR NO LOCAL UM DESENHO GRÁFICO A UM SUBSTRATO

Em ExigênciaInvention Patent

Application data

Number

PI8507170

Type

Invention Patent

Filing

12/27/1985

Publication

07/14/1987

Progress at the INPI

  1. Filing12/27/85
  2. Publication07/14/87
  3. Examination07/05/88
  4. Allowance07/02/91
  5. Grant02/18/92
  6. Expired07/15/08

The letters patent expired on 07/15/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/08/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Minnesota Mining and Manufacturing Company

US

See this company's full portfolio

Inventors

J. J. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

695.693 · 01/28/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

08/08/1989

RPI 981

Solicitação de exame técnico

#4.1

07/05/1988

RPI 924

Notificação de entrada na fase nacional - PCT

#1.3

07/14/1987

RPI 873

Carta-patente expirada

#21.1

Patente extinta em 27/12/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

02/18/1992

RPI 1107

Notificação para pagamento de retribuição

#13.1

10/29/1991

RPI 1091

Deferimento

#9.1

07/02/1991

RPI 1074

Exigência - art. 36 da LPI

#6.1

01/22/1991

RPI 1051

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