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Official data from INPI

DISPOSITIVO DE EFEITO DE CAMPO COM CANAL SUPERCONDUTOR

PublicadaInvention Patent
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Application data

Number

PI8900147

Type

Invention Patent

Filing

01/13/1989

Publication

09/12/1989
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Progress at the INPI

  1. Filing01/13/89
  2. Publication09/12/89
  3. Abandoned08/27/91
  4. Allowance
  5. Grant
  6. In force

The application was abandoned for failure to pay the annuities (art. 86 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 09/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. C. (pessoa física)

US

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Inventors

C. M. (pessoa física)

CH

H. W. (pessoa física)

P. C. (pessoa física)

US

Technical data

IPC Classification

H01L 29/76

Priority claims

EP

88100512.8 · 01/15/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/12/1989

RPI 986

Pedido de patente depositado

#2.1

02/28/1989

RPI 958

Arquivamento por falta de pagamento

#8.6

referente a 8ª, 9ª, 10ª e 11ª anuidade

03/21/2000

RPI 1524

8.1

Referente a 8ª, 9ª e 10ª anuidade

12/01/1998

RPI 1456

Republicação - classificação IPC

#15.11

03/04/1997

RPI 1370

Exigência - art. 36 da LPI

#6.1

02/12/1997

RPI 1367

Solicitação de exame técnico

#4.1

08/27/1991

RPI 1082

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