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Official data from INPI

PROCESSO E APARELHAGEM PARA CORTAR VIDRO AO LONGO DE UMA LINHA DE CORTE SELECIONADA AO MESMO TEMPO MANTENDO PROPRIEDADES ÓTICAS.

PublicadaInvention Patent

Application data

Number

PI8706709

Type

Invention Patent

Filing

12/10/1987

Publication

07/19/1988

Progress at the INPI

  1. Filing12/10/87
  2. Publication07/19/88
  3. Examination01/23/90
  4. Allowance08/03/93
  5. Abandoned
  6. In force

The application was allowed on 08/03/1993 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 07/19/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PPG Industries, Inc.

US

See this company's full portfolio

Inventors

K. E. (pessoa física)

L. W. (pessoa física)

M. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

07/19/1988

RPI 926

Pedido de patente depositado

#2.1

03/01/1988

RPI 906

Arquivamento - Art. 38 §2° da LPI

#11.4

06/07/1994

RPI 1227

Notificação para pagamento de retribuição

#13.1

01/18/1994

RPI 1207

Deferimento

#9.1

08/03/1993

RPI 1183

Solicitação de exame técnico

#4.1

01/23/1990

RPI 1003

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