US2619736A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bulkhead drier
Assignee: Whirlpool Corp
•
Filing: 1947-01-18
•
Granted: 1952-12-02
•
Expires: 1967-01-18
Abstract
No abstract record available.
Inventors
- 👤 Geldhof Peter Eduard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:03
CPC Classifications
D; D06; D06F; D06F58/00; D06F58/02; D06F34/00; D06F34/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1358599A
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US1799261A
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US2123304A
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GB511612A
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US2314748A
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US2262186A
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US2372790A
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US2389433A
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US2360161A
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US2398880A
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US2477820A
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US2498181A
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 |