Patent US1964659A successfully refreshed from Google Patents.
US3485451A
Expired / Lapsed
US
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Shower head
Assignee: CHICAGO SPECIALTY Manufacturing Co
•
Filing: 1967-11-13
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Granted: 1969-12-23
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Expires: 1987-11-13
Abstract
No abstract record available.
Inventors
- 👤 William C Gore
- 👤 Eugene B Shapiro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:58
CPC Classifications
B; B05; B05B; B05B3/00; B05B3/02; B05B3/04; B05B3/0417; B05B3/0429
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2035194A
Cited
US2108872A
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US2624559A
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US2767024A
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US3109262A
Cited
US3252660A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-22 | 1973-06-23 | 1973-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-22 | 1977-06-23 | 1977-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-22 | 1981-06-23 | 1981-12-23 | $7700.00 | Window Closed / Lapsed |