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Official data from INPI

PROCESSO PARA A DISTRIBUIÇÃO DE GÁS A PARTIR DE UM CILINDRO.

ArquivadaInvention Patent

Application data

Number

PI9005847

Type

Invention Patent

Filing

11/19/1990

Publication

09/24/1991

Progress at the INPI

  1. Filing11/19/90
  2. Publication09/24/91
  3. Examination04/14/92
  4. Allowance07/12/94
  5. Abandoned
  6. In force

The application was allowed on 07/12/1994 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: 05/02/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Praxair Technology, Inc.

US

Union Carbide Industrial Gases Technology Corporation

US

See this company's full portfolio

Inventors

J. P. (pessoa física)

T. G. (pessoa física)

Technical data

IPC Classification

Priority claims

US

437.735 · 11/17/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

05/02/1995

RPI 1274

Notificação para pagamento de retribuição

#13.1

11/08/1994

RPI 1249

Deferimento

#9.1

07/12/1994

RPI 1232

14.4

06/29/1993

RPI 1178

14.7

06/29/1993

RPI 1178

Solicitação de exame técnico

#4.1

04/14/1992

RPI 1115

Publicação do pedido de patente

#3.1

09/24/1991

RPI 1086

Pedido de patente depositado

#2.1

05/21/1991

RPI 1068

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