US2737288A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Serving system for cafeterias
Assignee: CAFA ROLL Inc
•
Filing: 1952-09-29
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Granted: 1956-03-06
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Expires: 1972-09-29
Abstract
No abstract record available.
Inventors
- 👤 Arthur A Boots
- 👤 Oscar A Boots
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:41
CPC Classifications
A; A47; A47F; A47F10/00; A47F10/06
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) | 1959-03-06 | 1959-09-05 | 1960-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-06 | 1963-09-05 | 1964-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-06 | 1967-09-05 | 1968-03-06 | $7700.00 | Window Closed / Lapsed |