I know but you could use it as long as you dont use it for the same or similar products or ideas as the trademarked versions

All the current registered versions seem to co-excist quite happily
All the tm's are for things other then photography and most of the websites using the name are using it for photography and photo related stuff.
1. Live: COLORAMA
Goods and Services IC 014. US 002 027 028 050. G & S: Watches, watch parts and accessories, namely, watch bands, watch cases, watch chains and watch straps. FIRST USE: 19930000. FIRST USE IN COMMERCE: 19930000
Mark Drawing Code (1) TYPED DRAWING
2. Live: IC 003. US 001 004 006 050 051 052. G & S: Cosmetics, namely, nail enamel. FIRST USE: 20040101. FIRST USE IN COMMERCE: 20040101
3. Live: IC 011. US 013 021 023 031 034. G & S: Electric cooking utensils, namely, toaster ovens, automatic bread-making machines, electric kettles, electric coffee machines, electric coffee percolators, coffee roasters, electric coffee filters, all for domestic use. FIRST USE: 20021100. FIRST USE IN COMMERCE: 20021100
4. Live: IC 016. US 002 005 022 023 029 037 038 050. G & S: Writing instruments. FIRST USE: 19901200. FIRST USE IN COMMERCE: 19901200
5. Live:IC 016. US 002 005 022 023 029 037 038 050. G & S: paper products, namely, seamless background paper and art paper rolls
6. Live: IC 014. US 002 027 028 050. G & S: Watches, watch parts and accessories, namely, watch bands, watch cases, watch chains and watch straps. FIRST USE: 19930000. FIRST USE IN COMMERCE: 19930000
7. Live: C 013. US 009. G & S: FIREWORKS. FIRST USE: 19560100. FIRST USE IN COMMERCE: 19560100