US2928200A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination separator or divider and display sheet
Assignee: EXCELLO PAPER PRODUCTS CO
•
Filing: 1956-11-29
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Granted: 1960-03-15
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Expires: 1976-11-29
Abstract
No abstract record available.
Inventors
- 👤 Robert A Shiels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:04
CPC Classifications
B; B65; B65D; B65D71/00; B65D71/70
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR365571A
Cited
US1508733A
Cited
US1632347A
Cited
US1711286A
Cited
GB353161A
Cited
US1851606A
Cited
US2007261A
Cited
US2007685A
Cited
US2120610A
Cited
US2205467A
Cited
US2498956A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |