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Official data from INPI

DISPOSITIVO PULVERIZADOR PARA CONSERTO DE FORRO REFRATARI

Em AnáliseInvention Patent

Application data

Number

PI7801757

Type

Invention Patent

Filing

03/23/1977

Publication

-

Progress at the INPI

  1. Filing03/23/77
  2. Publication
  3. Examination
  4. Allowance03/01/83
  5. Grant08/30/83
  6. Terminated06/29/93

The patent was granted on 08/30/1983 and later terminated. Protection ended before the full term and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

QUIGLEY CO

Inventors

O. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

06/24/1986

RPI 818

Concessão da patente

#16.1

08/30/1983

RPI 671

Notificação para pagamento de retribuição

#13.1

06/21/1983

RPI 661

Deferimento

#9.1

03/01/1983

RPI 645

Exigência - art. 36 da LPI

#6.1

03/02/1982

RPI 593

21.5

07/06/1993

RPI 1179

Carta-patente expirada

#21.1

06/29/1993

RPI 1178

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