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Official data from INPI

EMULSÃO INSETICIDA DE ÓLEO EM ÁGUA, PROCESSO PARA PREPARAÇÃO DA EMULSÃO INSETICIDA E PROCESSO PARA MATAR INSETOS.

ConcedidaInvention Patent

Application data

Number

PI8001488

Type

Invention Patent

Filing

03/13/1980

Publication

-

Progress at the INPI

  1. Filing03/13/80
  2. Publication
  3. Examination01/11/83
  4. Allowance10/04/88
  5. Grant07/25/89
  6. Expired05/16/95

The letters patent expired on 05/16/1995: 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: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Sumitomo Chemical Company, Limited.

JP

See this company's full portfolio

Inventors

H. F. (pessoa física)

K. T. (pessoa física)

Technical data

IPC Classification

Priority claims

JP

31566/79 · 03/16/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/25/1989

RPI 979

Notificação para pagamento de retribuição

#13.1

01/24/1989

RPI 953

Deferimento

#9.1

10/04/1988

RPI 937

Exigência - art. 36 da LPI

#6.1

03/08/1988

RPI 907

Conhecimento de parecer técnico

#7.1

11/08/1983

RPI 681

Solicitação de exame técnico

#4.1

01/11/1983

RPI 638

Carta-patente expirada

#21.1

05/16/1995

RPI 1276

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