Patent US3606513A successfully refreshed from Google Patents.
US3606513A
Expired / Lapsed
US
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Rod type tray slide
Assignee: Carter Hoffmann LLC
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Filing: 1970-04-23
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Granted: 1971-09-20
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Expires: 1990-04-23
Abstract
Abstract AN INSULATED FOOD SERVING CART IS PROVIDED WITH REMOVABLE RACK ASSEMBLIES HAVING PIVOTED TRAY SUPPORT MEMBERS STRUCTURED IN SUCH A WAY AS TO POSITIVELY SUPPORT VERTICALLY SPACED TRAYS WITHOUT THE TRAY SUPPORT MEMBERS INTERFERING WITH THE CONTENTS OF THE TRAY AND AT THE SAME TIME ALLOWING FOR VARIATIONS IN THE TRAY DIMENSIONS.
Inventors
- 👤 Carter Clifford Hoffmann
- 👤 Richard R Berger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:51
CPC Classifications
A; A47; A47B; A47B31/00; A47B2031/003
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |