Patent US2991628A successfully refreshed from Google Patents.
US2991628A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerating apparatus
Assignee: Motors Liquidation Co
•
Filing: 1959-09-15
•
Granted: 1961-07-11
•
Expires: 1979-09-15
Abstract
No abstract record available.
Inventors
- 👤 Hervey R Tuck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:59
CPC Classifications
F; F25; F25B; F25B21/00; F25B21/02; F25B21/04; F25B2321/00; F25B2321/02; F25B2321/021; F25B2321/0212; F25B2321/025; F25B2321/0251; F25D; F25D2331/00; F25D2331/80; F25D2331/803; F25D31/00; F25D31/006; F25D31/007
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1964-07-10 | 1965-01-09 | 1965-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-10 | 1969-01-09 | 1969-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-10 | 1973-01-09 | 1973-07-11 | $7700.00 | Window Closed / Lapsed |