US2503113A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum hair drier
Assignee: Individual
•
Filing: 1947-04-24
•
Granted: 1950-04-04
•
Expires: 1967-04-24
Abstract
No abstract record available.
Inventors
- 👤 Victor F Hribar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:03
CPC Classifications
A; A45; A45D; A45D20/00; A45D20/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1720301A
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US1784139A
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US1987425A
Cited
US1903427A
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US2127121A
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US2037695A
Cited
US2190168A
Cited
US2221822A
Cited
US2264814A
Cited
US2416788A
Cited
US2404732A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-04-03 | 1953-10-03 | 1954-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-03 | 1957-10-03 | 1958-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-03 | 1961-10-03 | 1962-04-04 | $7700.00 | Window Closed / Lapsed |