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Official data from INPI

COMPOSIÇÃO DE MOLDAGEM DE POLIÉSTER.

Em AnáliseInvention Patent

Application data

Number

PI8006142

Type

Invention Patent

Filing

09/25/1980

Publication

-

Progress at the INPI

  1. Filing09/25/80
  2. Publication
  3. Examination09/27/83
  4. Allowance09/01/87
  5. Grant05/31/88
  6. Expired11/07/95

The letters patent expired on 11/07/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. C. (pessoa física)

US

H. C. (pessoa física)

US

See this company's full portfolio

Inventors

C. J. (pessoa física)

Technical data

IPC Classification

Priority claims

US

107.796 · 12/27/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

12/20/1988

RPI 948

Concessão da patente

#16.1

05/31/1988

RPI 919

14.1

01/05/1988

RPI 898

Notificação para pagamento de retribuição

#13.1

12/29/1987

RPI 897

Deferimento

#9.1

09/01/1987

RPI 880

Conhecimento de parecer técnico

#7.1

07/17/1984

RPI 717

Solicitação de exame técnico

#4.1

09/27/1983

RPI 675

Carta-patente expirada

#21.1

11/07/1995

RPI 1301

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