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Official data from INPI

PROCESSO DE REFORMACAO DE HIDROCARBONETOS A VAPOR,DE BAIXA ENERGIA,E SISTEMA DE REFORMACAO

ConcedidaInvention Patent

Application data

Number

PI7705012

Type

Invention Patent

Filing

11/19/1976

Publication

-

Progress at the INPI

  1. Filing11/19/76
  2. Publication
  3. Examination
  4. Allowance06/01/82
  5. Grant01/25/83
  6. Terminated01/21/92

The patent was granted on 01/25/1983 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: 01/25/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PULLMAN INC

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Inventors

B. C. (pessoa física)

C. D. (pessoa física)

L. J. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

01/25/1983

RPI 640

Notificação para pagamento de retribuição

#13.1

09/21/1982

RPI 622

Deferimento

#9.1

06/01/1982

RPI 606

Exigência - art. 36 da LPI

#6.1

11/17/1981

RPI 578

Anuidade - prazo legal encerrado

#18.2

01/21/1992

RPI 1103

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