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Official data from INPI

MECANISMO MANIPULADOR DE FLUIDOS ROTATIVO

DeferidaInvention Patent

Application data

Number

PI8503681

Type

Invention Patent

Filing

08/05/1985

Publication

09/16/1986

Progress at the INPI

  1. Filing08/05/85
  2. Publication09/16/86
  3. Examination10/25/88
  4. Allowance10/17/89
  5. Grant05/29/90
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Á. A. (pessoa física)

CL

Inventors

. A. (pessoa física)

CL

Technical data

IPC Classification

Priority claims

US

680.935 · 12/12/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

10/17/1989

RPI 991

Solicitação de exame técnico

#4.1

10/25/1988

RPI 940

Publicação do pedido de patente

#3.1

09/16/1986

RPI 830

Pedido de patente depositado

#2.1

10/08/1985

RPI 781

Carta-patente expirada

#21.1

Patente extinta em 05/08/2000

07/15/2008

RPI 1958

Republicação - classificação IPC

#15.11

06/18/1991

RPI 1072

Concessão da patente

#16.1

05/29/1990

RPI 1020

Notificação para pagamento de retribuição

#13.1

02/13/1990

RPI 1006

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