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Official data from INPI

MÉTODO PARA MELHORAR O RENDIMENTO DAS PLANTAS DE ARROZ

PublicadaInvention Patent

Application data

Number

PI8803111

Type

Invention Patent

Filing

06/24/1988

Publication

01/24/1989

Progress at the INPI

  1. Filing06/24/88
  2. Publication01/24/89
  3. Examination12/04/90
  4. Allowance06/06/95
  5. Grant12/26/95
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 01/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rhone-Poulenc AG Company INC.

US

Rhone-Poulenc Inc.

US

Rhone-Poulenc Nederland B.V.

NL

Rhone-Poulenc Nederland BV

NL

Inventors

J. E. (pessoa física)

EC

Technical data

IPC Classification

Priority claims

US

066.938 · 06/25/1987

US

167.008 · 03/09/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/24/1989

RPI 953

Pedido de patente depositado

#2.1

11/16/1988

RPI 943

Carta-patente expirada

#21.1

Patente extinta em 24/06/2003

09/02/2008

RPI 1965

Alteração de nome deferida

#25.4

Alterado de: Rhone - Poulenc INC.

09/08/1999

RPI 1496

Transferência deferida

#25.1

Transferido de: Rhone-Poulenc Nederland B.V.

05/04/1999

RPI 1478

Concessão da patente

#16.1

12/26/1995

RPI 1308

Notificação para pagamento de retribuição

#13.1

10/17/1995

RPI 1298

Deferimento

#9.1

06/06/1995

RPI 1279

Exigência - art. 36 da LPI

#6.1

09/20/1994

RPI 1242

Solicitação de exame técnico

#4.1

12/04/1990

RPI 1044

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