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Official data from INPI

SEM TITULO

ConcedidaUtility Model

Application data

Number

MU6001821

Type

Utility Model

Filing

04/11/1980

Publication

-

Progress at the INPI

  1. Filing04/11/80
  2. Publication
  3. Examination
  4. Allowance04/22/86
  5. Grant12/30/86
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 12/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/30/1986

RPI 845

Notificação para pagamento de retribuição

#13.1

08/26/1986

RPI 827

Deferimento

#9.1

04/22/1986

RPI 809

15.17

01/21/1986

RPI 796

Notificação para pagamento de retribuição

#13.1

10/29/1985

RPI 784

13.2

08/13/1985

RPI 773

Notificação para pagamento de retribuição

#13.1

05/07/1985

RPI 759

15.10

02/26/1985

RPI 749

Deferimento

#9.1

01/15/1985

RPI 743

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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