Individual holder
CHAMBERLAIN CHARLES R
US·2 granted patents·0 citations·filing 2001–2010
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
2 records- 0151US8417958B2Systems and methods for electronic postmarking of data including location dataCHAMBERLAIN CHARLES R·Filed 2010·Granted Apr 9, 2013·0 cites·17 claims
- 0235US9864997B2Systems and methods for soliciting secondary information while maintaining access to primary informationCHAMBERLAIN CHARLES R·Filed 2001·Granted Jan 9, 2018·0 cites·24 claims
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