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Official data from INPI

PROCESSO PARA RECUPERAÇÃO DE AMÔNIA DE UMA MISTURA DE GASES CONTENDO AMÔNIA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9005501

Type

Invention Patent

Filing

10/30/1990

Publication

09/17/1991

Progress at the INPI

  1. Filing10/30/90
  2. Publication09/17/91
  3. Abandoned03/16/93
  4. Allowance
  5. Grant
  6. In force

The application was abandoned for failure to pay the annuities (art. 86 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/03/2000. 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

B. B. (pessoa física)

US

J. P. (pessoa física)

J. N. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

429.817 · 10/31/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento por falta de pagamento

#8.6

Referente à 5ª, 6ª, 7ª, 8ª, 9ª, 10ª anuidades.

10/03/2000

RPI 1552

8.1

Referente a 5ª, 6ª, 7ª, 8ª e 9ª anuidade

10/26/1999

RPI 1503

6.9

11/25/1997

RPI 1408

Exigência - art. 36 da LPI

#6.1

02/27/1996

RPI 1317

14.4

07/06/1993

RPI 1179

14.4

06/29/1993

RPI 1178

14.7

06/29/1993

RPI 1178

Solicitação de exame técnico

#4.1

03/16/1993

RPI 1163

Publicação do pedido de patente

#3.1

09/17/1991

RPI 1085

Pedido de patente depositado

#2.1

04/30/1991

RPI 1065

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