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Official data from INPI

COMPOSIÇÀO EM FORMA DE PARTÍCULAS

Em ExigênciaInvention Patent

Application data

Number

PI8402807

Type

Invention Patent

Filing

06/08/1984

Publication

05/21/1985

Progress at the INPI

  1. Filing06/08/84
  2. Publication05/21/85
  3. Examination01/27/87
  4. Allowance10/09/90
  5. Grant05/28/91
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Monsanto Company

US

See this company's full portfolio

Inventors

A. S. (pessoa física)

R. W. (pessoa física)

Technical data

IPC Classification

Priority claims

US

502.880 · 06/09/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

07/26/1988

RPI 927

Solicitação de exame técnico

#4.1

01/27/1987

RPI 849

Publicação do pedido de patente

#3.1

05/21/1985

RPI 761

Pedido de patente depositado

#2.1

08/14/1984

RPI 721

Carta-patente expirada

#21.1

Patente extinta em 08/06/99

07/08/2008

RPI 1957

Republicação - classificação IPC

#15.11

08/06/1991

RPI 1079

Concessão da patente

#16.1

05/28/1991

RPI 1069

Notificação para pagamento de retribuição

#13.1

01/22/1991

RPI 1051

Deferimento

#9.1

10/09/1990

RPI 1036

Exigência - art. 36 da LPI

#6.1

04/03/1990

RPI 1012

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