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Official data from INPI

REFLETOR FLEXÍVEL DE ENERGIA RADIANTE, REFLETOR CURVO E SEU PROCESSO DE FABRICAÇÃO.

ConcedidaInvention Patent

Application data

Number

PI8000868

Type

Invention Patent

Filing

02/08/1980

Publication

-

Progress at the INPI

  1. Filing02/08/80
  2. Publication
  3. Examination10/19/82
  4. Allowance02/21/84
  5. Grant08/28/84
  6. Expired05/16/95

The letters patent expired on 05/16/1995: 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: 08/28/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BFG Glassgroup

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Inventors

L. P. (pessoa física)

S. J. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

7904667 · 02/09/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/28/1984

RPI 723

Notificação para pagamento de retribuição

#13.1

06/12/1984

RPI 712

Deferimento

#9.1

02/21/1984

RPI 696

Exigência - art. 36 da LPI

#6.1

10/18/1983

RPI 678

Exigência - art. 36 da LPI

#6.1

05/03/1983

RPI 654

Solicitação de exame técnico

#4.1

10/19/1982

RPI 626

Carta-patente expirada

#21.1

05/16/1995

RPI 1276

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