US3397463A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hair dryers
Assignee: Individual
•
Filing: 1966-01-03
•
Granted: 1968-08-20
•
Expires: 1986-01-03
Abstract
No abstract record available.
Inventors
- 👤 Laing Nikolaus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:18
CPC Classifications
A; A45; A45D; A45D20/00; A45D20/04; A45D20/08; A45D20/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB955965A
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US1920952A
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US2027605A
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US2008183A
Cited
US2478559A
Cited
US2591669A
Cited
US2713627A
Cited
FR1091797A
Cited
US3232522A
Cited
GB943767A
Cited
US3284611A
Cited
US3132232A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-20 | 1972-02-19 | 1972-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-20 | 1976-02-19 | 1976-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-20 | 1980-02-19 | 1980-08-20 | $7700.00 | Window Closed / Lapsed |