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Official data from INPI

SISTEMA PARA A TRANSFERENCIA DE UM LIQUIDO OU OUTRO FLUIDO ENTRE UM TUBO E O ESPACO ENTRE DUAS FOLHAS FINAS

Em AnáliseInvention Patent

Application data

Number

PI7807489

Type

Invention Patent

Filing

11/18/1977

Publication

-

Progress at the INPI

  1. Filing11/18/77
  2. Publication
  3. Examination
  4. Allowance04/19/83
  5. Grant11/29/83
  6. Terminated06/14/88

The patent was granted on 11/29/1983 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: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GAMBRO AB

See this company's full portfolio

Inventors

C. P. (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

06/14/1988

RPI 921

Concessão da patente

#16.1

11/29/1983

RPI 684

Notificação para pagamento de retribuição

#13.1

09/06/1983

RPI 672

14.4

07/26/1983

RPI 666

Deferimento

#9.1

04/19/1983

RPI 652

Exigência - art. 36 da LPI

#6.1

05/25/1982

RPI 605

6.2

01/26/1982

RPI 588

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