Patent US2619737A successfully refreshed from Google Patents.
US2619737A
Expired / Lapsed
US
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Clothes drier
Assignee: Whirlpool Corp
•
Filing: 1951-01-31
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Granted: 1952-12-02
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Expires: 1971-01-31
Abstract
No abstract record available.
Inventors
- 👤 Geldhof Peter Eduard
- 👤 Harold E Morrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:22
CPC Classifications
D; D06; D06F; D06F58/00; D06F58/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1255162A
Cited
US1358599A
Cited
US1733785A
Cited
US2262186A
Cited
GB620905A
Cited
US2521712A
Cited
US2498172A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-02 | 1956-06-02 | 1956-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-02 | 1960-06-02 | 1960-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-02 | 1964-06-02 | 1964-12-02 | $7700.00 | Window Closed / Lapsed |