Company Badge
USPTO Data Jan 1 1976 - Oct 20 2026
2 Patents
#674 in Seattle, WA
#2,346 in Washington
#94,905 in US
Sky Castle Toys LLC
Forward Citations = 1
4 inventors:
Seattle, WA, United States of America
Sky Castle Toys LLC
% Expired Patents = 50.0
Trademarks = 8
Forward Citations = 1
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4 inventors (with patents filed for the assignee):
Martin Levin Nelson (1 out of 1 patent)
Webb T Nelson (1 out of 61 patents)
Kevin C Williams (1 out of 50 patents)
4. Steven E Walterscheid (1 out of 1 patent)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sky Castle Toys LLC. Retrieved from https://idiyas.com/company/sky-castle-toys
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]