US2829591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Postage printing die protection
Assignee: Pitney Bowes Inc
•
Filing: 1956-05-10
•
Granted: 1958-04-08
•
Expires: 1976-05-10
Abstract
No abstract record available.
Inventors
- 👤 Francis J Rouan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:31
CPC Classifications
G; G07; G07B; G07B17/00; G07B17/00459; G07B17/00508; B; B41; B41K; B41K3/00; B41K3/02; B41K3/12; B41K3/121; B41K3/123; G07B17/00185; G07B17/00193; G07B2017/00233; G07B2017/00516; G07B2017/00524; G07B2017/00548
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-07 | 1961-10-07 | 1962-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-07 | 1965-10-07 | 1966-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-07 | 1969-10-07 | 1970-04-08 | $7700.00 | Window Closed / Lapsed |