US3493722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hair curler steamer and facial sauna device
Assignee: Popeil Brothers Inc
•
Filing: 1968-01-02
•
Granted: 1970-02-03
•
Expires: 1988-01-02
Abstract
No abstract record available.
Inventors
- 👤 Samuel J Popeil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:19
CPC Classifications
A; A61; A61H; A61H33/00; A61H33/06; A61H33/12; A45; A45D; A45D4/00; A45D4/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1175442A
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US1242209A
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US1659970A
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US1930038A
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US2000628A
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US1975082A
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US2158692A
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US2158698A
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US2230245A
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US2128883A
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CH216548A
Cited
FR911502A
Cited
FR1244250A
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US3222499A
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US3347618A
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US3351737A
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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) | 1973-02-02 | 1973-08-04 | 1974-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-02 | 1977-08-04 | 1978-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-02 | 1981-08-04 | 1982-02-03 | $7700.00 | Window Closed / Lapsed |