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Official data from INPI

SISTEMA DE PROPAGANDA EM COPOS DESCARTAVEIS

Em AnáliseUtility Model

Application data

Number

MU6201449

Type

Utility Model

Filing

10/22/1982

Publication

09/27/1983

Progress at the INPI

  1. Filing10/22/82
  2. Publication09/27/83
  3. Examination11/29/83
  4. Allowance05/27/86
  5. Grant12/30/86
  6. Expired11/15/94

The letters patent expired on 11/15/1994: 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: 08/04/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MULTISERV IND & COMERCIO LTDA [BR]

Inventors

W. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

08/04/1987

RPI 876

Concessão da patente

#16.1

12/30/1986

RPI 845

Notificação para pagamento de retribuição

#13.1

09/23/1986

RPI 831

Deferimento

#9.1

05/27/1986

RPI 814

14.1

08/27/1985

RPI 775

Exigência - art. 36 da LPI

#6.1

05/07/1985

RPI 759

14.1

05/02/1984

RPI 706

Solicitação de exame técnico

#4.1

11/29/1983

RPI 684

Publicação antecipada

#3.2

09/27/1983

RPI 675

Pedido de patente depositado

#2.1

12/14/1982

RPI 634

Carta-patente expirada

#21.1

11/15/1994

RPI 1250

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