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Official data from INPI

POLIURETANAS TERMOPLÁSTICAS

Arquivada/ExtintaInvention PatentPCT · US1990000287

Application data

Number

PI9007025

Type

Invention Patent

Filing

01/17/1990

Publication

01/28/1992

PCT

US1990000287

Progress at the INPI

  1. Filing01/17/90
  2. Publication01/28/92
  3. Abandoned09/22/92
  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: 04/18/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Dow Chemical Company

US

See this company's full portfolio

Inventors

H. B. (pessoa física)

US

J. P. (pessoa física)

CH

V. W. (pessoa física)

NL

Technical data

IPC Classification

Priority claims

US

298.074 · 01/17/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento por falta de pagamento

#8.6

Referente a 5ª, 7ª, 8ª, 9ª e 10ª anuidade

04/18/2000

RPI 1528

8.1

Referente a 5ª, 7ª , 8ªe 9ª anuidade

12/22/1998

RPI 1459

Solicitação de exame técnico

#4.1

09/22/1992

RPI 1138

Notificação de entrada na fase nacional - PCT

#1.3

01/28/1992

RPI 1104

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