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Official data from INPI

PROCESSO PARA PREPARAÇÃO DE MICROCÁPSULAS E SISTEMA COPIADOR ISENTO DE CARBONO

DeferidaInvention Patent

Application data

Number

PI8402809

Type

Invention Patent

Filing

06/08/1984

Publication

05/21/1985

Progress at the INPI

  1. Filing06/08/84
  2. Publication05/21/85
  3. Examination07/14/87
  4. Allowance10/17/89
  5. Grant04/24/90
  6. Expired07/08/08

The letters patent expired on 07/08/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Moore Business Forms, Inc.

US

See this company's full portfolio

Inventors

H. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

502.477 · 06/09/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

10/17/1989

RPI 991

Solicitação de exame técnico

#4.1

07/14/1987

RPI 873

Publicação do pedido de patente

#3.1

05/21/1985

RPI 761

Pedido de patente depositado

#2.1

08/14/1984

RPI 721

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B01J 13/02; B41M 5/22.

03/27/2018

RPI 2464

Carta-patente expirada

#21.1

Patente extinta em 08/06/99

07/08/2008

RPI 1957

Concessão da patente

#16.1

04/24/1990

RPI 1015

Notificação para pagamento de retribuição

#13.1

02/13/1990

RPI 1006

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