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Official data from INPI

PROCESSO DE RECUPERACAO SELETIVA DE CLORO E DE ANIDRIDO CARBONICO DE UMA MISTURA GASOSA

Em AnáliseInvention Patent

Application data

Number

PI7805763

Type

Invention Patent

Filing

09/05/1977

Publication

-

Progress at the INPI

  1. Filing09/05/77
  2. Publication
  3. Examination
  4. Allowance09/20/83
  5. Grant03/27/84
  6. Terminated06/14/88

The patent was granted on 03/27/1984 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: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SOLVAY

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Inventors

B. L. (pessoa física)

N. L. (pessoa física)

Technical data

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

03/27/1984

RPI 701

Notificação para pagamento de retribuição

#13.1

01/03/1984

RPI 689

Deferimento

#9.1

09/20/1983

RPI 674

8.1

05/24/1983

RPI 657

Exigência - art. 36 da LPI

#6.1

05/25/1982

RPI 605

6.2

12/22/1981

RPI 583

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