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Official data from INPI

PROCESSO PARA O TRATAMENTO DE LAMA OLEOSA

Arquivada/ExtintaInvention Patent

Application data

Number

PI7801646

Type

Invention Patent

Filing

03/17/1978

Publication

-

Progress at the INPI

  1. Filing03/17/78
  2. Publication
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 01/13/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BRITISH PETROLEUM CO

See this company's full portfolio

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

01/13/1987

RPI 847

8.1

03/25/1986

RPI 805

Recurso

#12.1

02/22/1983

RPI 644

Deferimento

#9.1

10/26/1982

RPI 627

Exigência - art. 36 da LPI

#6.1

03/30/1982

RPI 597

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