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Official data from INPI

PROCESSO PARA PREPARAÇÃO DE ESPUMA DE POLIURETANO FLEXÍVEL

ArquivadaInvention PatentPCT · US1990006487

Application data

Number

PI9007018

Type

Invention Patent

Filing

11/14/1990

Publication

12/10/1991

PCT

US1990006487

Progress at the INPI

  1. Filing11/14/90
  2. Publication12/10/91
  3. Abandoned10/20/92
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/02/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

OSi Specialties, Inc

US

Union Carbide Chemicals and Plastics Company Inc.

US

See this company's full portfolio

Inventors

W. G. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

GB

8925667.1 · 11/14/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

03/02/1999

RPI 1469

Exigência - art. 36 da LPI

#6.1

04/08/1997

RPI 1375

14.1

12/05/1995

RPI 1305

14.4

11/28/1995

RPI 1304

Solicitação de exame técnico

#4.1

10/20/1992

RPI 1142

Notificação de entrada na fase nacional - PCT

#1.3

12/10/1991

RPI 1097

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