System and method for cryptographic-chain-based verification of postage transaction records
US-12597021-B2 · Apr 7, 2026 · US
Stamps Com Inc holds 78 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 78 |
| Recent patents | 14 |
| First publication | Feb 24, 2015 |
| Latest publication | Apr 7, 2026 |
Year-over-year patent counts for this assignee.
Latest publications where this party is an assignee.
US-12597021-B2 · Apr 7, 2026 · US
US-2025307802-A1 · Oct 2, 2025 · US
US-12062011-B1 · Aug 13, 2024 · US
US-12046080-B2 · Jul 23, 2024 · US
US-12020515-B1 · Jun 25, 2024 · US
Representative or frequently cited publications from precomputed assignee stats.
US-12597021-B2 · Apr 7, 2026 · US
US-2025307802-A1 · Oct 2, 2025 · US
US-12062011-B1 · Aug 13, 2024 · US
US-12046080-B2 · Jul 23, 2024 · US
US-12020515-B1 · Jun 25, 2024 · US
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| G07B2017/00064 | 22 |
| G07B17/00024 | 19 |
| G07B17/00508 | 19 |
| G06Q10/083 | 15 |
| G07B2017/00709 | 14 |
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Physics | 78 |
| Electricity | 10 |
| Operations & Transport | 4 |
| Mechanical Engineering | 1 |
Answers are generated from the same data shown on this page.