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Official data from INPI

CONJUNTO DE CONVERSOR CATALITICO SEM ENVOLTORIO

Em AnáliseInvention Patent

Application data

Number

PI8006394

Type

Invention Patent

Filing

10/05/1979

Publication

-

Progress at the INPI

  1. Filing10/05/79
  2. Publication
  3. Examination05/25/82
  4. Allowance08/02/83
  5. Grant01/31/84
  6. Terminated06/21/88

The patent was granted on 01/31/1984 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: 06/21/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UOP INC

See this company's full portfolio

Inventors

B. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/21/1988

RPI 922

Cessão de direito de exploração

#22.1

12/10/1985

RPI 790

Concessão da patente

#16.1

01/31/1984

RPI 693

Notificação para pagamento de retribuição

#13.1

11/22/1983

RPI 683

Deferimento

#9.1

08/02/1983

RPI 667

Republicação - classificação IPC

#15.11

06/07/1983

RPI 659

6.2

12/07/1982

RPI 633

Solicitação de exame técnico

#4.1

05/25/1982

RPI 605

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