minus-squarefrankchn@alien.topBtoPhotography@viewfinder.pro•For $150, Sony Will Let You Add Custom Gridlines to Your a7 IVlinkfedilinkEnglisharrow-up1·1 year agoSeems like that particular patent has expired due to the non-payment of fees in 2014: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 linkfedilink
Seems like that particular patent has expired due to the non-payment of fees in 2014: