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Official data from INPI

APERFEICOAMENTO EM UMA COLHEDEIRA DO TIPO DE FLUXO AXIAL

Em AnáliseInvention Patent

Application data

Number

PI7804608

Type

Invention Patent

Filing

08/17/1977

Publication

-

Progress at the INPI

  1. Filing08/17/77
  2. Publication
  3. Examination
  4. Allowance03/16/82
  5. Grant10/19/82
  6. Terminated02/25/86

The patent was granted on 10/19/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 02/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. B. (pessoa física)

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Inventors

C. E. (pessoa física)

M. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

02/25/1986

RPI 801

Cessão de direito de exploração

#22.1

04/02/1985

RPI 754

Concessão da patente

#16.1

10/19/1982

RPI 626

Recurso

#12.1

07/06/1982

RPI 611

Deferimento

#9.1

03/16/1982

RPI 595

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