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Official data from INPI

DUCHA COM JATO PULSANTE

Em AnáliseInvention Patent

Application data

Number

PI7707812

Type

Invention Patent

Filing

11/24/1977

Publication

-

Progress at the INPI

  1. Filing11/24/77
  2. Publication
  3. Examination
  4. Allowance11/17/81
  5. Grant06/28/83
  6. Expired07/20/93

The letters patent expired on 07/20/1993: 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: 09/25/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

FSP SA METALURG

Inventors

T. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

320

09/25/1984

RPI 727

201

02/28/1984

RPI 697

Pedido de licença voluntária

#17.1

10/04/1983

RPI 676

Concessão da patente

#16.1

06/28/1983

RPI 662

Notificação para pagamento de retribuição

#13.1

02/08/1983

RPI 642

110

11/03/1982

RPI 628

Recurso

#12.1

03/02/1982

RPI 593

Deferimento

#9.1

11/17/1981

RPI 578

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: A47K 3/22; A61H 9/00.

03/27/2018

RPI 2464

Carta-patente expirada

#21.1

07/20/1993

RPI 1181

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