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Official data from INPI

PROCESSO PARA FORMAR UMA PELÍCULA AMORFA QUE CONTÉM SILÍCIO SOBRE UM SUBSTRATO E DISPOSITIVO.

Em AnáliseInvention Patent

Application data

Number

PI8801912

Type

Invention Patent

Filing

04/21/1988

Publication

01/03/1989

Progress at the INPI

Under appeal
  1. Filing04/21/88
  2. Publication01/03/89
  3. Examination10/31/89
  4. Refused12/20/94
  5. Grant
  6. In force

The application was refused by the INPI on 12/20/1994. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

US

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Inventors

J. D. (pessoa física)

K. S. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/31/1989

RPI 993

Publicação do pedido de patente

#3.1

01/03/1989

RPI 950

Pedido de patente depositado

#2.1

09/06/1988

RPI 933

Republicação - classificação IPC

#15.11

05/02/1995

RPI 1274

Indeferimento

#9.2

12/20/1994

RPI 1255

Conhecimento de parecer técnico

#7.1

01/25/1994

RPI 1208

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