Why should small companies deserve special protection? If the current patent system is just, let them sue anyone big or small. If the system is broken, they sho

Why should small companies deserve special protection? If the current patent system is just, let them sue anyone big or small. If the system is broken, they shouldn't be suing big companies either. How about a pledge not use ridiculous patents to sue anyone? That may be way too vague, but that would make more sense.