Patent US5406474A successfully refreshed from Google Patents.
Patent US2449922A successfully refreshed from Google Patents.
US2449922A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooler for viscous liquids
Assignee: Garrett Corp
•
Filing: 1945-03-10
•
Granted: 1948-09-21
•
Expires: 1965-03-10
Abstract
No abstract record available.
Inventors
- 👤 Soren K Andersen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:54
CPC Classifications
F; F16; F16N; F16N39/00; F16N39/02; F28; F28D; F28D7/00; F28D7/0041; F28D7/16; F28F; F28F9/00; F28F9/007; F28F9/013; F28F9/0132; F28D21/00; F28D2021/0019; F28D2021/0098
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2359533A
Cited
US1923404A
Cited
US1864052A
Cited
US2071106A
Cited
US2270864A
Cited
US2307300A
Cited
US2373157A
Cited
US2359448A
Cited
US2354362A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-09-21 | 1952-03-22 | 1952-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-09-21 | 1956-03-22 | 1956-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-09-21 | 1960-03-22 | 1960-09-21 | $7700.00 | Window Closed / Lapsed |