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Official data from INPI

ESTRUTURA DE CELULA DE MEMORIA DE ALTA DENSIDADE DOTADA DE UM TRANSISTOR VERTICAL DE TRINCHEIRA, AUTO-ALINHADO COM UM CAPACITOR VERTICAL DE TRINCHEIRA E PROCESSO DE FABRICAÇÃO PARA A MESMA

PublicadaInvention Patent

Application data

Number

PI8803628

Type

Invention Patent

Filing

07/20/1988

Publication

02/14/1989

Progress at the INPI

  1. Filing07/20/88
  2. Publication02/14/89
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 02/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. C. (pessoa física)

US

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Inventors

N. L. (pessoa física)

US

W. H. (pessoa física)

Technical data

IPC Classification

Priority claims

US

081,270 · 08/03/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/14/1989

RPI 956

Pedido de patente depositado

#2.1

12/27/1988

RPI 949

11.31

03/30/1999

RPI 1473

15.9

09/17/1996

RPI 1346

Solicitação de exame não realizada

#4.2

09/17/1996

RPI 1346

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