US2941663A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cup tray and stacker
Assignee: Individual
•
Filing: 1958-07-09
•
Granted: 1960-06-21
•
Expires: 1978-07-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Ralph Ettlinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:18
CPC Classifications
A; A47; A47G; A47G23/00; A47G23/06; A47G23/02; A47G23/0208
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE20960E
Cited
US2063319A
Cited
US2160893A
Cited
US2270030A
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US2210283A
Cited
US2813652A
Cited
US2773624A
Cited
US2826333A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-21 | 1963-12-21 | 1964-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-21 | 1967-12-21 | 1968-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-21 | 1971-12-21 | 1972-06-21 | $7700.00 | Window Closed / Lapsed |