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Official data from INPI

COMPOSICAO DE TINTA PARA PINTURA

Em AnáliseInvention Patent

Application data

Number

PI8002889

Type

Invention Patent

Filing

05/10/1979

Publication

-

Progress at the INPI

  1. Filing05/10/79
  2. Publication
  3. Examination
  4. Allowance09/25/84
  5. Grant04/30/85
  6. Terminated09/26/89

The patent was granted on 04/30/1985 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M & T CHEMICALS INC

See this company's full portfolio

Inventors

W. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

09/26/1989

RPI 988

Concessão da patente

#16.1

04/30/1985

RPI 758

Notificação para pagamento de retribuição

#13.1

01/29/1985

RPI 745

Deferimento

#9.1

09/25/1984

RPI 727

Exigência - art. 36 da LPI

#6.1

01/24/1984

RPI 692

Conhecimento de parecer técnico

#7.1

04/05/1983

RPI 650

6.2

11/16/1982

RPI 630

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