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Official data from INPI

PROCESSO CONTÍNUO PARA A PREPARAÇÃO DE UM SAL PESTICIDAMENTE ATIVO

PublicadaInvention Patent

Application data

Number

PI8701100

Type

Invention Patent

Filing

03/11/1987

Publication

12/29/1987

Progress at the INPI

  1. Filing03/11/87
  2. Publication12/29/87
  3. Examination08/07/90
  4. Allowance03/26/96
  5. Grant03/25/97
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 12/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Uniroyal Chemical Company, Inc.

US

See this company's full portfolio

Inventors

F. R. (pessoa física)

US

F. J. (pessoa física)

US

J. M. (pessoa física)

US

J. C. (pessoa física)

US

M. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

841.904 · 03/20/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/29/1987

RPI 897

Pedido de patente depositado

#2.1

06/16/1987

RPI 869

Carta-patente expirada

#21.1

Patente extinta em 11/03/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

03/25/1997

RPI 1373

6.3

03/26/1996

RPI 1321

Deferimento

#9.1

03/26/1996

RPI 1321

Exigência - art. 36 da LPI

#6.1

12/12/1995

RPI 1306

Conhecimento de parecer técnico

#7.1

03/03/1992

RPI 1109

Solicitação de exame técnico

#4.1

08/07/1990

RPI 1027

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