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Official data from INPI

DISTRIBUIDOR HIDRÁULICO PARA SERVO-MECANISMO COM REAÇÃO LIMITADA NO ELEMENTO DE ENTRADA

Em ExigênciaInvention Patent

Application data

Number

PI8306926

Type

Invention Patent

Filing

12/09/1983

Publication

07/24/1984

Progress at the INPI

  1. Filing12/09/83
  2. Publication07/24/84
  3. Examination07/29/86
  4. Allowance04/10/90
  5. Grant04/27/93
  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: 08/15/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bendiberica S/A

RJ, BR

See this company's full portfolio

Inventors

J. B. (pessoa física)

ES

Technical data

IPC Classification

Priority claims

ES

518.114 · 12/11/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

08/15/1989

RPI 982

Pedido de certificado de adição de invenção

#5.1

12/09/1986

RPI 842

Solicitação de exame técnico

#4.1

07/29/1986

RPI 823

Publicação do pedido de patente

#3.1

07/24/1984

RPI 718

Pedido de patente depositado

#2.1

02/28/1984

RPI 697

Carta-patente expirada

#21.1

Patente extinta em 09/12/98

07/01/2008

RPI 1956

Concessão da patente

#16.1

04/27/1993

RPI 1169

110

12/15/1992

RPI 1150

120

04/02/1991

RPI 1061

Recurso

#12.1

08/28/1990

RPI 1030

Deferimento

#9.1

04/10/1990

RPI 1013

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