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Official data from INPI

PROCESSO SUBSTANCIALMENTE CONTÍNUO PARA FORMAÇÃO DE UMA PEÇA EM BRANCO DE UM GUIA DE ONDA ÓTICO.

Em AnáliseInvention Patent

Application data

Number

PI8000981

Type

Invention Patent

Filing

02/15/1980

Publication

-

Progress at the INPI

  1. Filing02/15/80
  2. Publication
  3. Examination
  4. Allowance12/20/83
  5. Grant06/26/84
  6. Terminated05/17/88

The patent was granted on 06/26/1984 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. W. (pessoa física)

US

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Inventors

S. P. (pessoa física)

Technical data

IPC Classification

Priority claims

US

013.922 · 02/22/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

06/26/1984

RPI 714

Notificação para pagamento de retribuição

#13.1

04/17/1984

RPI 704

Republicação - classificação IPC

#15.11

03/07/1984

RPI 698

Deferimento

#9.1

12/20/1983

RPI 687

Exigência - art. 36 da LPI

#6.1

05/10/1983

RPI 655

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