US2346489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making comb members for dry shavers
Assignee: Chicago Flexible Shaft Co
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Filing: 1941-05-08
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Granted: 1944-04-11
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Expires: 1961-05-08
Abstract
No abstract record available.
Inventors
- 👤 Horrer Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:19
CPC Classifications
B; B26; B26B; B26B19/00; B26B19/38; B26B19/384
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-04-11 | 1947-10-11 | 1948-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-04-11 | 1951-10-11 | 1952-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-04-11 | 1955-10-11 | 1956-04-11 | $7700.00 | Window Closed / Lapsed |