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Official data from INPI

COMPÓSITOS POLIMÉRICOS REFORÇADOS COM FIBRAS CARBONÁCEAS

ArquivadaInvention PatentPCT · US1988003655

Application data

Number

PI8807267

Type

Invention Patent

Filing

10/18/1988

Publication

02/13/1990

PCT

US1988003655

Progress at the INPI

  1. Filing10/18/88
  2. Publication02/13/90
  3. Abandoned08/27/91
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/11/1997. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Dow Chemical Company

US

THE DOW CHEMICAL COMPANY

US

See this company's full portfolio

Inventors

B. L. (pessoa física)

D. C. (pessoa física)

M. J. (pessoa física)

Technical data

IPC Classification

Priority claims

US

112.794 · 10/23/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.31

11/11/1997

RPI 1406

Republicação - classificação IPC

#15.11

02/18/1997

RPI 1368

Exigência - art. 36 da LPI

#6.1

08/06/1996

RPI 1340

Solicitação de exame técnico

#4.1

08/27/1991

RPI 1082

Notificação de entrada na fase nacional - PCT

#1.3

02/13/1990

RPI 1006

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