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Official data from INPI

ACOPLAMENTO HIDRODINAMICO DE REGULAGEM

Em AnáliseInvention Patent

Application data

Number

PI7604231

Type

Invention Patent

Filing

06/27/1975

Publication

-

Progress at the INPI

  1. Filing06/27/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant12/27/83
  6. Terminated11/17/87

The patent was granted on 12/27/1983 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: 11/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

V. K. (pessoa física)

Inventors

R. T. (pessoa física)

S. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/17/1987

RPI 891

11.7

01/10/1984

RPI 690

Concessão da patente

#16.1

12/27/1983

RPI 688

11.8

07/05/1983

RPI 663

11.8

05/10/1983

RPI 655

Arquivamento - Art. 38 §2° da LPI

#11.4

03/15/1983

RPI 647

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