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Official data from INPI

DISPOSITIVO MULTIPLICADOR DE ALTA VELOCIDADE PARA OPERANDOS DE PONTO FIXO E FLUTUANTE

DeferidaInvention Patent

Application data

Number

PI8401796

Type

Invention Patent

Filing

04/17/1984

Publication

03/19/1985

Progress at the INPI

  1. Filing04/17/84
  2. Publication03/19/85
  3. Examination03/24/87
  4. Allowance08/22/89
  5. Grant03/20/90
  6. Terminated09/05/95

The patent was granted on 03/20/1990 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: 08/22/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. C. (pessoa física)

US

See this company's full portfolio

Inventors

J. H. (pessoa física)

US

S. G. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

515.845 · 07/21/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

08/22/1989

RPI 983

Republicação - classificação IPC

#15.11

05/02/1989

RPI 967

Exigência - art. 36 da LPI

#6.1

02/21/1989

RPI 957

Solicitação de exame técnico

#4.1

03/24/1987

RPI 857

Publicação do pedido de patente

#3.1

03/19/1985

RPI 752

Pedido de patente depositado

#2.1

06/26/1984

RPI 714

Anuidade - prazo legal encerrado

#18.2

09/05/1995

RPI 1292

Concessão da patente

#16.1

03/20/1990

RPI 1010

Notificação para pagamento de retribuição

#13.1

01/09/1990

RPI 1001

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