US2973236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerator shelving
Assignee: Motors Liquidation Co
•
Filing: 1958-08-18
•
Granted: 1961-02-28
•
Expires: 1978-08-18
Abstract
No abstract record available.
Inventors
- 👤 Robert B Hicks
- 👤 Edwin O Grahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:01
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/02; F25D23/04; F25D25/00; F25D25/02; F25D25/027
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US397984A
Cited
US1228560A
Cited
US2027124A
Cited
US2518242A
Cited
US2692813A
Cited
US2761751A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-02-28 | 1964-08-29 | 1965-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-02-28 | 1968-08-29 | 1969-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-02-28 | 1972-08-29 | 1973-02-28 | $7700.00 | Window Closed / Lapsed |