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Official data from INPI

PROCESSO PARA FORMAR UM ARTIGO DE VIDRO

ConcedidaInvention Patent

Application data

Number

PI7801191

Type

Invention Patent

Filing

02/28/1978

Publication

-

Progress at the INPI

  1. Filing02/28/78
  2. Publication
  3. Examination
  4. Allowance08/16/83
  5. Grant02/28/84
  6. Terminated06/29/93

The patent was granted on 02/28/1984 and later terminated. Protection ended before the full term and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 02/28/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. W. (pessoa física)

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Inventors

P. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/28/1984

RPI 697

Notificação para pagamento de retribuição

#13.1

12/06/1983

RPI 685

Deferimento

#9.1

08/16/1983

RPI 669

Exigência - art. 36 da LPI

#6.1

08/03/1982

RPI 615

Conhecimento de parecer técnico

#7.1

01/26/1982

RPI 588

21.5

07/06/1993

RPI 1179

Carta-patente expirada

#21.1

06/29/1993

RPI 1178

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