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Official data from INPI

APERFEIÇOAMENTO EM UM PROCESSO PARA FABRICAR UM CIRCUITO INTEGRADO, CIRCUITO INTEGRADO, APERFEIÇOAMENTO EM PROCESSO PARA FABRICAR FITA DE PILHA SOLAR, FITA DE PILHA SOLAR, CIRCUITO INTEGRADO FLEXÍVEL, E TIRA DE FITA DE PILHA SOLAR

ArquivadaInvention Patent

Application data

Number

PI8904385

Type

Invention Patent

Filing

08/31/1989

Publication

04/17/1990

Progress at the INPI

  1. Filing08/31/89
  2. Publication04/17/90
  3. Abandoned06/09/92
  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: 06/02/1998. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Minnesota Mining and Manufacturing Company

US

See this company's full portfolio

Inventors

R. W. (pessoa física)

Technical data

IPC Classification

Priority claims

US

239,513 · 09/01/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.31

06/02/1998

RPI 1432

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

06/09/1992

RPI 1123

Publicação do pedido de patente

#3.1

04/17/1990

RPI 1014

Pedido de patente depositado

#2.1

02/06/1990

RPI 1005

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