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Official data from INPI

CORREIA TRAPEZOIDAL E RELATIVA TRANSMISSÃO

DeferidaInvention Patent

Application data

Number

PI8604443

Type

Invention Patent

Filing

09/12/1986

Publication

05/12/1987

Progress at the INPI

  1. Filing09/12/86
  2. Publication05/12/87
  3. Examination10/18/88
  4. Allowance11/28/89
  5. Grant06/26/90
  6. Terminated06/18/96

The patent was granted on 06/26/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. A. (pessoa física)

IT

Inventors

E. R. (pessoa física)

IT

R. D. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

22139-A/85 · 09/13/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

11/28/1989

RPI 997

Solicitação de exame técnico

#4.1

10/18/1988

RPI 939

Publicação do pedido de patente

#3.1

05/12/1987

RPI 864

Pedido de patente depositado

#2.1

03/24/1987

RPI 857

Anuidade - prazo legal encerrado

#18.2

06/18/1996

RPI 1333

Pedido de licença compulsória

#20.1

03/10/1992

RPI 1110

Concessão da patente

#16.1

06/26/1990

RPI 1024

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