US3168382A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hair drier improvements
Assignee: Sunbeam Corp
•
Filing: 1961-04-06
•
Granted: 1965-02-02
•
Expires: 1981-04-06
Abstract
No abstract record available.
Inventors
- 👤 Worthy L Chambers
- 👤 Gilbert R Wolter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:42
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/08; F16L37/084; F16L37/096; A; A45; A45D; A45D20/00; A45D20/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR1205302A
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FR1223640A
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US3044183A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-02 | 1968-08-03 | 1969-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-02 | 1972-08-03 | 1973-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-02 | 1976-08-03 | 1977-02-02 | $7700.00 | Window Closed / Lapsed |