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Official data from INPI

MASCARA TERMICA

ConcedidaUtility Model

Application data

Number

MU6401965

Type

Utility Model

Filing

11/27/1984

Publication

03/12/1985

Progress at the INPI

  1. Filing11/27/84
  2. Publication03/12/85
  3. Examination10/01/85
  4. Allowance01/06/87
  5. Grant03/29/88
  6. Expired06/13/95

The letters patent expired on 06/13/1995: 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: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RUDI SAPER BELTER [BR]

Inventors

B. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/29/1988

RPI 910

Retificação

#15.6

12/29/1987

RPI 897

Retificação

#15.3

09/15/1987

RPI 882

Notificação para pagamento de retribuição

#13.1

06/09/1987

RPI 868

Republicação - classificação IPC

#15.11

04/22/1987

RPI 861

Deferimento

#9.1

01/06/1987

RPI 846

Solicitação de exame técnico

#4.1

10/01/1985

RPI 780

Pedido de patente depositado

#2.1

03/19/1985

RPI 752

Publicação antecipada

#3.2

03/12/1985

RPI 751

Carta-patente expirada

#21.1

06/13/1995

RPI 1280

Pedido de licença compulsória

#20.1

06/26/1990

RPI 1024

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