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Official data from INPI

, PROCESSO PARA PREPARAÇÃO DE COMPOSTO SOLÚVEL EM ÓLEO LUBRIFICANTE

ArquivadaInvention Patent

Application data

Number

PI9101280

Type

Invention Patent

Filing

04/01/1991

Publication

11/05/1991

Progress at the INPI

  1. Filing04/01/91
  2. Publication11/05/91
  3. Examination12/28/93
  4. Allowance08/24/99
  5. Abandoned
  6. In force

The application was allowed on 08/24/1999 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 11/14/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BP Chemicals (Additives) Limited

GB

See this company's full portfolio

Inventors

W. C. (pessoa física)

GB

Technical data

Priority claims

GB

9007313.1 · 03/31/1990

GB

9027825.0 · 12/21/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

Arquivamento - Art. 38 § 2º da LPI

11/14/2000

RPI 1558

Deferimento

#9.1

08/24/1999

RPI 1494

Exigência - art. 36 da LPI

#6.1

11/03/1998

RPI 1452

Pedido de certificado de adição de invenção

#5.1

05/10/1994

RPI 1223

Solicitação de exame técnico

#4.1

12/28/1993

RPI 1204

Publicação do pedido de patente

#3.1

11/05/1991

RPI 1092

Pedido de patente depositado

#2.1

09/17/1991

RPI 1085

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