US2672656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sliding door construction for refrigerated cabinets
Assignee: American Hard Rubber Co
•
Filing: 1951-12-29
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Granted: 1954-03-23
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Expires: 1971-12-29
Abstract
No abstract record available.
Inventors
- 👤 Albert J Lorenz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:18
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/02; F25D23/021
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1975275A
Cited
US2047937A
Cited
US2072300A
Cited
US2192063A
Cited
US2198436A
Cited
US2192519A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-22 | 1957-09-21 | 1958-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-22 | 1961-09-21 | 1962-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-22 | 1965-09-21 | 1966-03-23 | $7700.00 | Window Closed / Lapsed |