US2719713A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape-dispensing devices
Assignee: DERBY SEALERS Inc
•
Filing: 1948-10-09
•
Granted: 1955-10-04
•
Expires: 1968-10-09
Abstract
No abstract record available.
Inventors
- 👤 Oscar P Erhardt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:15
CPC Classifications
B; B65; B65H; B65H35/00; B65H35/0006; B65H35/006; B65H35/0066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1827745A
Cited
US1960945A
Cited
US2022823A
Cited
US2066619A
Cited
US2219299A
Cited
US2170696A
Cited
US2366971A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-03 | 1959-04-04 | 1959-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-03 | 1963-04-04 | 1963-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-03 | 1967-04-04 | 1967-10-04 | $7700.00 | Window Closed / Lapsed |