Assignee
SPANJER BROS
4 granted patents·122 citations·filing 1976–1980
Top patents by PatentIndex Score
4 records- 0187US4033218ATable-saw guardSPANJER BROS·Filed 1976·Granted Jul 5, 1977·45 cites·8 claims
- 0270US4209927AKnockdown sign tubular interlocking deviceSPANJER BROS·Filed 1978·Granted Jul 1, 1980·28 cites·1 claims
- 0361US4263738ASign assembly structureSPANJER BROS·Filed 1980·Granted Apr 28, 1981·25 cites·3 claims
- 0458US4068398AKnockdown sign assemblySPANJER BROS·Filed 1976·Granted Jan 17, 1978·24 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when SPANJER BROS files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →