US2990692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Home appliance, ice maker
Assignee: Whirlpool Corp
•
Filing: 1959-01-13
•
Granted: 1961-07-04
•
Expires: 1979-01-13
Abstract
No abstract record available.
Inventors
- 👤 Earl F Hubacker
- 👤 Roger M Lockwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:15
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US191256A
Cited
US1870370A
Cited
US2071465A
Cited
US2240463A
Cited
US2374997A
Cited
US2422772A
Cited
US2571506A
Cited
US2542891A
Cited
US2639594A
Cited
US2595588A
Cited
US2763996A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-03 | 1965-01-02 | 1965-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-03 | 1969-01-02 | 1969-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-03 | 1973-01-02 | 1973-07-04 | $7700.00 | Window Closed / Lapsed |