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Official data from INPI

EMBALAGEM DESCARTÁVEL

Em AnáliseUtility Model

Application data

Number

MU6101082

Type

Utility Model

Filing

08/07/1981

Publication

03/15/1983

Progress at the INPI

  1. Filing08/07/81
  2. Publication03/15/83
  3. Examination04/30/85
  4. Allowance12/17/85
  5. Grant07/29/86
  6. Expired12/07/93

The letters patent expired on 12/07/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 12/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ALCAN BRASIL [BR]

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Inventors

C. F. (pessoa física)

S. D. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

12/30/1986

RPI 845

Concessão da patente

#16.1

07/29/1986

RPI 823

Notificação para pagamento de retribuição

#13.1

04/22/1986

RPI 809

Republicação - classificação IPC

#15.11

01/07/1986

RPI 794

Deferimento

#9.1

12/17/1985

RPI 791

Solicitação de exame técnico

#4.1

04/30/1985

RPI 758

Publicação do pedido de patente

#3.1

03/15/1983

RPI 647

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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