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Official data from INPI

CONJUNTO PANTOGRÁFICO A SER ACOPLADO COM UM CONJUNTO DE ENXADAS ROTATIVAS LATERAIS.

ConcedidaInvention Patent

Application data

Number

PI8201094

Type

Invention Patent

Filing

03/02/1982

Publication

10/25/1983

Progress at the INPI

  1. Filing03/02/82
  2. Publication10/25/83
  3. Examination03/20/84
  4. Allowance08/12/86
  5. Grant02/28/89
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Baldan-Implementos Agrícolas S/A

SP, BR

See this company's full portfolio

Inventors

P. N. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/28/1989

RPI 958

110

11/01/1988

RPI 941

120

04/19/1988

RPI 913

Recurso

#12.1

11/18/1986

RPI 839

Deferimento

#9.1

08/12/1986

RPI 825

Retificação de parecer técnico

#7.3

02/20/1985

RPI 748

Pedido de certificado de adição de invenção

#5.1

08/07/1984

RPI 720

Solicitação de exame técnico

#4.1

03/20/1984

RPI 700

Solicitação de exame não realizada

#4.2

01/03/1984

RPI 689

Publicação do pedido de patente

#3.1

10/25/1983

RPI 679

3.4

01/11/1983

RPI 638

Pedido de patente depositado

#2.1

04/13/1982

RPI 599

Carta-patente expirada

#21.1

Patente extinta em 02/03/97

07/01/2008

RPI 1956

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