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Official data from INPI

DISPOSIÇÕES CONSTRUTIVAS INTRODUZIDAS EM TAMPA E RECIPIENTE

ConcedidaUtility Model

Application data

Number

MU6302077

Type

Utility Model

Filing

03/08/1983

Publication

11/22/1983

Progress at the INPI

  1. Filing03/08/83
  2. Publication11/22/83
  3. Examination02/07/84
  4. Allowance11/29/88
  5. Grant08/29/89
  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.

Talk to a specialist

Latest action published by the INPI: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Dart Industries Inc.

US

See this company's full portfolio

Inventors

R. D. (pessoa física)

BE

Technical data

IPC Classification

Priority claims

US

356,601 · 03/09/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/29/1989

RPI 984

Notificação para pagamento de retribuição

#13.1

04/25/1989

RPI 966

Deferimento

#9.1

11/29/1988

RPI 945

15.10

09/20/1988

RPI 935

Exigência - art. 36 da LPI

#6.1

08/18/1987

RPI 878

Conhecimento de parecer técnico

#7.1

07/22/1986

RPI 822

Conhecimento de parecer técnico

#7.1

08/20/1985

RPI 774

6.2

03/19/1985

RPI 752

Solicitação de exame técnico

#4.1

02/07/1984

RPI 694

Publicação do pedido de patente

#3.1

11/22/1983

RPI 683

Pedido de patente depositado

#2.1

04/19/1983

RPI 652

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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