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Official data from INPI

DUCHA.

IndeferidaUtility Model

Application data

Number

MU6200429

Type

Utility Model

Filing

04/01/1982

Publication

11/08/1983

Progress at the INPI

Under appeal
  1. Filing04/01/82
  2. Publication11/08/83
  3. Examination12/31/85
  4. Refused11/04/86
  5. Grant
  6. In force

The application was refused by the INPI on 11/04/1986. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 11/04/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cardal Eletro Metalúrgica Ltda.

SP, BR

Inventors

C. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

11/04/1986

RPI 837

Pedido de certificado de adição de invenção

#5.1

04/29/1986

RPI 810

Solicitação de exame técnico

#4.1

12/31/1985

RPI 793

8.1

07/30/1985

RPI 771

Publicação do pedido de patente

#3.1

11/08/1983

RPI 681

Pedido de patente depositado

#2.1

05/25/1982

RPI 605

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B05B 1/18; A47K 3/22.

03/27/2018

RPI 2464

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