US2765907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape roll support
Assignee: Waldorf Paper Products Co
•
Filing: 1951-10-26
•
Granted: 1956-10-09
•
Expires: 1971-10-26
Abstract
No abstract record available.
Inventors
- 👤 Robert M Dunning
- 👤 Russell J Hennessey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:36
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/67; B65D85/671; B65D85/672
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE20899E
Cited
US650272A
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US1101286A
Cited
US1127053A
Cited
US2101355A
Cited
US2118791A
Cited
US2358795A
Cited
US2309396A
Cited
US2506461A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-09 | 1960-04-09 | 1960-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-09 | 1964-04-09 | 1964-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-09 | 1968-04-09 | 1968-10-09 | $7700.00 | Window Closed / Lapsed |