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US2657955A
Expired / Lapsed
US
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Shower head
Assignee: CALAY Manufacturing CO
•
Filing: 1950-05-23
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Granted: 1953-11-03
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Expires: 1970-05-23
Abstract
No abstract record available.
Inventors
- 👤 Manning Oscar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:39
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/30; B05B1/3033; B05B1/3086
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1982538A
Cited
US2049141A
Cited
US2118943A
Cited
US2263104A
Cited
US2448792A
Cited
US2534549A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-02 | 1957-05-04 | 1957-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-02 | 1961-05-04 | 1961-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-02 | 1965-05-04 | 1965-11-03 | $7700.00 | Window Closed / Lapsed |