US2731716A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Haircutting device
Assignee: Individual
•
Filing: 1953-05-19
•
Granted: 1956-01-24
•
Expires: 1973-05-19
Abstract
No abstract record available.
Inventors
- 👤 Graziani Vincenzo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:28
CPC Classifications
B; B26; B26B; B26B21/00; B26B21/08; B26B21/10; B26B21/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US424601A
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US1311438A
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DE349577C
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US1057644A
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US1235040A
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US1288522A
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GB147040A
Cited
US1493962A
Cited
US1822766A
Cited
US2602219A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-23 | 1959-07-25 | 1960-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-23 | 1963-07-25 | 1964-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-23 | 1967-07-25 | 1968-01-24 | $7700.00 | Window Closed / Lapsed |