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Official data from INPI

PROCESSO DE RECUPERAR UM VEÍCULO DE TINTA ORGÂNICO VOLÁTIL DE CABINES ASPERSORAS DE TINTA.

ArquivadaInvention Patent

Application data

Number

PI9001763

Type

Invention Patent

Filing

04/16/1990

Publication

06/04/1991

Progress at the INPI

  1. Filing04/16/90
  2. Publication06/04/91
  3. Examination06/22/93
  4. Allowance05/25/99
  5. Abandoned
  6. In force

The application was allowed on 05/25/1999 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: 04/11/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Nalco Chemical Company

US

See this company's full portfolio

Inventors

M. M. (pessoa física)

R. M. (pessoa física)

R. P. (pessoa física)

Technical data

IPC Classification

Priority claims

US

338,820 · 04/17/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

04/11/2000

RPI 1527

Republicação - classificação IPC

#15.11

Alterada a classificação para Int.Cl.6 B01D 47/00.

05/25/1999

RPI 1481

Deferimento

#9.1

05/25/1999

RPI 1481

Conhecimento de parecer técnico

#7.1

01/13/1998

RPI 1412

Solicitação de exame técnico

#4.1

06/22/1993

RPI 1177

Publicação do pedido de patente

#3.1

06/04/1991

RPI 1070

Pedido de patente depositado

#2.1

08/14/1990

RPI 1028

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