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US3372264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stove for sauna baths
Assignee: Individual
•
Filing: 1967-01-27
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Granted: 1968-03-05
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Expires: 1987-01-27
Abstract
No abstract record available.
Inventors
- 👤 Charles K Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:26
CPC Classifications
A; A61; A61H; A61H33/00; A61H33/06; A61H33/063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR929954A
Cited
DE948633C
Cited
US2654018A
Cited
GB884956A
Cited
US3110797A
Cited
US3275800A
Cited
US3299443A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-05 | 1971-09-04 | 1972-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-05 | 1975-09-04 | 1976-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-05 | 1979-09-04 | 1980-03-05 | $7700.00 | Window Closed / Lapsed |