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Official data from INPI

NOVA DISPOSIÇÃO PARA INTERRUPTOR DE SECADOR DE CABELOS

ConcedidaUtility Model

Application data

Number

MU6200212

Type

Utility Model

Filing

02/18/1982

Publication

10/11/1983

Progress at the INPI

  1. Filing02/18/82
  2. Publication10/11/83
  3. Examination12/10/85
  4. Allowance10/06/87
  5. Grant04/26/88
  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: 04/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Walita Eletro Doméstico Ltda

SP, BR

See this company's full portfolio

Inventors

S. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/26/1988

RPI 914

Notificação para pagamento de retribuição

#13.1

02/09/1988

RPI 903

Deferimento

#9.1

10/06/1987

RPI 885

14.1

03/31/1987

RPI 858

Republicação - classificação IPC

#15.11

03/24/1987

RPI 857

Exigência - art. 36 da LPI

#6.1

09/23/1986

RPI 831

Solicitação de exame técnico

#4.1

12/10/1985

RPI 790

Publicação do pedido de patente

#3.1

10/11/1983

RPI 677

Pedido de patente depositado

#2.1

04/06/1982

RPI 598

Carta-patente expirada

#21.1

11/15/1994

RPI 1250

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