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Official data from INPI

"INTERFEROMETRO COM COMPENSACAO DE EFEITO KERR"

ArquivadaInvention Patent

Application data

Number

PI8208081

Type

Invention Patent

Filing

05/25/1982

Publication

05/08/1984

Progress at the INPI

  1. Filing05/25/82
  2. Publication05/08/84
  3. Examination03/25/86
  4. Allowance12/29/87
  5. Abandoned
  6. In force

The application was allowed on 12/29/1987 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 11/08/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UNIV LELAND STANFORD JUNIOR [US]

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Inventors

B. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

11/08/1988

RPI 942

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Exigência - art. 36 da LPI

#6.1

12/30/1986

RPI 845

Solicitação de exame técnico

#4.1

03/25/1986

RPI 805

Notificação de entrada na fase nacional - PCT

#1.3

05/08/1984

RPI 707

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