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Official data from INPI

PROCESSO PARA REGENERAÇÃO DE UM MATERIAL ADSORVENTE QUE SE APRESENTA EM FORMA DE PARTÍCULAS.

Em AnáliseInvention Patent

Application data

Number

PI7907051

Type

Invention Patent

Filing

10/30/1979

Publication

-

Progress at the INPI

  1. Filing10/30/79
  2. Publication
  3. Examination08/17/82
  4. Allowance01/24/84
  5. Grant07/31/84
  6. Terminated07/12/88

The patent was granted on 07/31/1984 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: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

AIR INDUSTRIE

Inventors

D. P. (pessoa física)

M. P. (pessoa física)

R. A. (pessoa física)

R. J. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

78 30940 · 10/31/1978

FR

79 02941 · 02/05/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

Pedido de licença compulsória

#20.1

05/27/1986

RPI 814

Concessão da patente

#16.1

07/31/1984

RPI 719

Notificação para pagamento de retribuição

#13.1

05/02/1984

RPI 706

Deferimento

#9.1

01/24/1984

RPI 692

Exigência - art. 36 da LPI

#6.1

03/22/1983

RPI 648

Solicitação de exame técnico

#4.1

08/17/1982

RPI 617

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