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Official data from INPI

PROCESSO PARA CRAQUEAMENTO DE UM SUPRIMENTO DE CARGA DE HIDROCARBONETO.

ConcedidaInvention Patent

Application data

Number

PI8104627

Type

Invention Patent

Filing

07/17/1981

Publication

04/06/1982

Progress at the INPI

  1. Filing07/17/81
  2. Publication04/06/82
  3. Examination02/07/84
  4. Allowance07/09/85
  5. Grant11/25/86
  6. Terminated02/04/92

The patent was granted on 11/25/1986 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: 11/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MOBIL OIL CORP [US]

Inventors

R. J. (pessoa física)

S. B. (pessoa física)

Technical data

IPC Classification

Priority claims

US

170.220 · 07/18/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/25/1986

RPI 840

110

06/17/1986

RPI 817

Recurso

#12.1

11/05/1985

RPI 785

Deferimento

#9.1

07/09/1985

RPI 768

Republicação - classificação IPC

#15.11

07/02/1985

RPI 767

Exigência - art. 36 da LPI

#6.1

10/23/1984

RPI 731

Solicitação de exame técnico

#4.1

02/07/1984

RPI 694

Publicação do pedido de patente

#3.1

04/06/1982

RPI 598

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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