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Official data from INPI

COMPOSICOES RESINOSAS AUTOCURAVEIS UETEIS EM APLICACOES DE REVESTIMENTO

ConcedidaInvention Patent

Application data

Number

PI8108724

Type

Invention Patent

Filing

08/04/1980

Publication

-

Progress at the INPI

  1. Filing08/04/80
  2. Publication
  3. Examination03/20/84
  4. Allowance03/11/86
  5. Grant09/30/86
  6. Terminated11/08/94

The patent was granted on 09/30/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PPG INDUSTRIES INC

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Inventors

B. S. (pessoa física)

P. S. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/30/1986

RPI 832

Notificação para pagamento de retribuição

#13.1

07/01/1986

RPI 819

Deferimento

#9.1

03/11/1986

RPI 803

Republicação - classificação IPC

#15.11

01/14/1986

RPI 795

Exigência - art. 36 da LPI

#6.1

07/16/1985

RPI 769

Exigência - art. 36 da LPI

#6.1

01/15/1985

RPI 743

Solicitação de exame técnico

#4.1

03/20/1984

RPI 700

Anuidade - prazo legal encerrado

#18.2

11/08/1994

RPI 1249

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