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Official data from INPI

INSTALACAO DE CONTROLE PARA UM GRUPO DE BOMBAS

Em AnáliseInvention Patent

Application data

Number

PI7700538

Type

Invention Patent

Filing

01/30/1976

Publication

-

Progress at the INPI

  1. Filing01/30/76
  2. Publication
  3. Examination
  4. Allowance06/01/82
  5. Grant11/30/82
  6. Terminated08/20/85

The patent was granted on 11/30/1982 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: 08/20/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LINDE AG

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Inventors

A. G. (pessoa física)

K. G. (pessoa física)

K. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

08/20/1985

RPI 774

Cessão de direito de exploração

#22.1

12/04/1984

RPI 737

Concessão da patente

#16.1

11/30/1982

RPI 632

Notificação para pagamento de retribuição

#13.1

09/21/1982

RPI 622

Deferimento

#9.1

06/01/1982

RPI 606

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