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Official data from INPI

INDICADOR DE NÍVEL DE FLUÍDO

DeferidaInvention Patent

Application data

Number

PI8401559

Type

Invention Patent

Filing

03/30/1984

Publication

11/13/1984

Progress at the INPI

  1. Filing03/30/84
  2. Publication11/13/84
  3. Examination10/07/86
  4. Allowance10/31/89
  5. Grant06/26/90
  6. Terminated12/24/96

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: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. C. (pessoa física)

US

See this company's full portfolio

Inventors

J. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

481.516 · 04/01/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

10/31/1989

RPI 993

Exigência - art. 36 da LPI

#6.1

10/13/1987

RPI 886

Solicitação de exame técnico

#4.1

10/07/1986

RPI 833

Publicação do pedido de patente

#3.1

11/13/1984

RPI 734

Pedido de patente depositado

#2.1

06/19/1984

RPI 713

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era G01F 23/12.

03/27/2018

RPI 2464

Anuidade - prazo legal encerrado

#18.2

12/24/1996

RPI 1360

Concessão da patente

#16.1

06/26/1990

RPI 1024

Notificação para pagamento de retribuição

#13.1

03/06/1990

RPI 1008

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