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Official data from INPI

SISTEMA LATENTE DE RESINA EPOXI POLIMERIZAVEL

ConcedidaInvention Patent

Application data

Number

PI7701065

Type

Invention Patent

Filing

02/20/1976

Publication

-

Progress at the INPI

  1. Filing02/20/76
  2. Publication
  3. Examination
  4. Allowance10/25/83
  5. Grant04/24/84
  6. Terminated10/23/90

The patent was granted on 04/24/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 04/24/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MINNESOTA MINING & MFG

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Inventors

B. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/24/1984

RPI 705

Notificação para pagamento de retribuição

#13.1

02/07/1984

RPI 694

Deferimento

#9.1

10/25/1983

RPI 679

Exigência - art. 36 da LPI

#6.1

01/18/1983

RPI 639

Anuidade - prazo legal encerrado

#18.2

10/23/1990

RPI 1038

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