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Official data from INPI

PROCESSO DE ESMERILHAR O REVESTIMENTO DE UM CORDÃO DE FIBRAS ÓPTICAS E ACOPLADOR A FIBRAS ÓPTICAS

ConcedidaInvention Patent

Application data

Number

PI8205320

Type

Invention Patent

Filing

09/10/1982

Publication

08/23/1983

Progress at the INPI

  1. Filing09/10/82
  2. Publication08/23/83
  3. Examination11/12/85
  4. Allowance07/14/87
  5. Grant12/29/87
  6. Terminated06/26/90

The patent was granted on 12/29/1987 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: 12/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Board of Trustees of The Leland Stanford Junior University

US

See this company's full portfolio

Inventors

H. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

300,955 · 09/10/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/29/1987

RPI 897

Notificação para pagamento de retribuição

#13.1

11/10/1987

RPI 890

Deferimento

#9.1

07/14/1987

RPI 873

Exigência - art. 36 da LPI

#6.1

10/07/1986

RPI 833

Solicitação de exame técnico

#4.1

11/12/1985

RPI 786

Publicação do pedido de patente

#3.1

08/23/1983

RPI 670

Pedido de patente depositado

#2.1

10/26/1982

RPI 627

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era G02B 5/172.

03/27/2018

RPI 2464

Anuidade - prazo legal encerrado

#18.2

06/26/1990

RPI 1024

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