US3458874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal surge shower unit
Assignee: MARTIN J FRITZ
•
Filing: 1966-01-12
•
Granted: 1969-08-05
•
Expires: 1986-01-12
Abstract
No abstract record available.
Inventors
- 👤 Martin J Fritz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:59
CPC Classifications
A; A61; A61H; A61H33/00; A61H33/0095
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US743623A
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FR411494A
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US1216746A
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US1759439A
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US1765939A
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US1831223A
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US1839485A
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US2114168A
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US2307363A
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US2373702A
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US2596693A
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US3042949A
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GB1038961A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-04 | 1973-02-03 | 1973-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-04 | 1977-02-03 | 1977-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-04 | 1981-02-03 | 1981-08-05 | $7700.00 | Window Closed / Lapsed |