Patent US2809867A successfully refreshed from Google Patents.
US2809867A
Expired / Lapsed
US
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Upwardly directed steam shower assembly
Assignee: Individual
•
Filing: 1956-08-06
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Granted: 1957-10-15
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Expires: 1976-08-06
Abstract
No abstract record available.
Inventors
- 👤 Joseph H Dupasquier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:15
CPC Classifications
D; D21; D21G; D21G7/00; Y; Y10; Y10S; Y10S261/00; Y10S261/76; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3003; Y10T137/3102
Claims Analysis
Total Claims: 0
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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) | 1960-10-14 | 1961-04-15 | 1961-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-14 | 1965-04-15 | 1965-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-14 | 1969-04-15 | 1969-10-15 | $7700.00 | Window Closed / Lapsed |