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Official data from INPI

CALOTA

Em AnáliseUtility Model

Application data

Number

MU6300129

Type

Utility Model

Filing

02/04/1983

Publication

05/17/1983

Progress at the INPI

  1. Filing02/04/83
  2. Publication05/17/83
  3. Examination09/06/83
  4. Allowance07/30/85
  5. Grant02/25/86
  6. Terminated11/16/88

The patent was granted on 02/25/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

REVESCAR REVESTIMENTOS & ACESS [BR]

Inventors

N. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/16/1988

RPI 943

Concessão da patente

#16.1

02/25/1986

RPI 801

Notificação para pagamento de retribuição

#13.1

11/26/1985

RPI 788

Deferimento

#9.1

07/30/1985

RPI 771

Republicação - classificação IPC

#15.11

07/23/1985

RPI 770

Solicitação de exame técnico

#4.1

09/06/1983

RPI 672

Publicação antecipada

#3.2

05/17/1983

RPI 656

Pedido de patente depositado

#2.1

03/22/1983

RPI 648

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