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Official data from INPI

ESTRUTURA SIMPLIFICADA PARA PULVERIZADORES DOMÉSTICOS.

ConcedidaUtility Model

Application data

Number

MU6100462

Type

Utility Model

Filing

04/13/1981

Publication

11/16/1982

Progress at the INPI

  1. Filing04/13/81
  2. Publication11/16/82
  3. Examination05/31/83
  4. Allowance10/23/84
  5. Grant06/25/85
  6. Expired11/22/94

The letters patent expired on 11/22/1994: 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: 06/25/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. B. (pessoa física)

SP, BR

Inventors

B. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/25/1985

RPI 766

Notificação para pagamento de retribuição

#13.1

03/05/1985

RPI 750

Republicação - classificação IPC

#15.11

12/11/1984

RPI 738

Deferimento

#9.1

10/23/1984

RPI 731

Solicitação de exame técnico

#4.1

05/31/1983

RPI 658

Publicação do pedido de patente

#3.1

11/16/1982

RPI 630

Carta-patente expirada

#21.1

11/22/1994

RPI 1251

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