Bawanna, I just had a look through Steve Tall's thread of the R-series, and there is some resemblance to the R7, but the R7 curves to the rear while my design has more of an S-curve to it, curving forward than sweeping back towards the center-line. It's why I've not seen anything like it. I've seen plenty of blades that have a claw-like rear-ward curve of the Jambiya or a skinner, but never quite like this. 
And here's the R7:
		
		
	
	
		
	
	
		
			
		
		
	
				
			And here's the R7: