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Official data from INPI

POLIMISTURA POLIMÉRICA DE ALTO FLUXO DE FUSÀO E PROCESSO PARA APERFEIÇOAMENTO DO FLUXO E DA DUCTILIDADE DA POLIMISTURA

ConcedidaInvention Patent

Application data

Number

PI7702454

Type

Invention Patent

Filing

04/18/1977

Publication

-

Progress at the INPI

  1. Filing04/18/77
  2. Publication
  3. Examination
  4. Allowance05/31/83
  5. Grant11/29/83
  6. Expired07/06/93

The letters patent expired on 07/06/1993: 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: 11/29/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Monsanto Company

US

See this company's full portfolio

Inventors

R. K. (pessoa física)

Technical data

Priority claims

US

678.268 · 04/19/1976

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/29/1983

RPI 684

Notificação para pagamento de retribuição

#13.1

09/27/1983

RPI 675

Deferimento

#9.1

05/31/1983

RPI 658

Exigência - art. 36 da LPI

#6.1

11/09/1982

RPI 629

Exigência - art. 36 da LPI

#6.1

12/01/1981

RPI 580

Carta-patente expirada

#21.1

07/06/1993

RPI 1179

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