Blasting technique

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11555681
SERIAL NO

17048375

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A method of mining in a rock formation, includes drilling blastholes extending into the rock formation. Each of the blastholes has a depth between a first end and a second end. For each blasthole the second end thereof is deeper into the rock formation than the first end thereof. The method further includes loading the blastholes with alternating layers of explosives charges and stemming material to establish a succession of blasting decks or sections extending across and within the rock formation. The rock formation includes at least a first blasting deck or section and a second blasting deck or section.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
ORICA INTERNATIONAL PTE LTD70 ANSON ROAD #07-02 HUB SYNERGY POINT SINGAPORE 079905

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jeric, Stephen Subiaco, AU 1 1
Nagarajan, Murali Maitland, AU 1 1
Pereira, Nigel Brett Paterson, AU 1 1
Quijano, Carlos Vicente Arana Aberglasslyn, AU 1 1
Willan, Les Mackay, AU 1 1

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Jul 17, 2026
7.5 Year Payment $3600.00 $1800.00 $900.00 Jul 17, 2030
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jul 17, 2034
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00