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Official data from INPI

MEMBRANAS COMPOSTAS APERFEIÇOADAS, SUA FABRICAÇÃO E SUA UTILIZAÇÃO

Arquivada/ExtintaInvention PatentPCT · US1988003799

Application data

Number

PI8807281

Type

Invention Patent

Filing

10/31/1988

Publication

02/13/1990

PCT

US1988003799

Progress at the INPI

  1. Filing10/31/88
  2. Publication02/13/90
  3. Abandoned08/14/90
  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: 03/27/2018. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Praxair Technology, Inc

US

Union Carbide Chemicals and Plastics Company Inc.

US

U. C. (pessoa física)

US

See this company's full portfolio

Inventors

J. N. (pessoa física)

Technical data

IPC Classification

Priority claims

US

115.913 · 11/02/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era B01D 13/04.

03/27/2018

RPI 2464

Arquivamento por falta de pagamento

#8.6

referente a 9ª, 10ª e 11ª anuidade

03/21/2000

RPI 1524

8.1

Referente a 9ª e 10ª anuidade

12/22/1998

RPI 1459

Pedido de licença compulsória

#20.1

11/08/1994

RPI 1249

20.4

11/01/1994

RPI 1248

Solicitação de exame técnico

#4.1

08/14/1990

RPI 1028

Notificação de entrada na fase nacional - PCT

#1.3

02/13/1990

RPI 1006

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