Patent US3406447A successfully refreshed from Google Patents.
US3406447A
Expired / Lapsed
US
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Assignee: Individual
•
Filing: 1966-10-19
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Granted: 1968-10-22
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Expires: 1986-10-19
Abstract
No abstract record available.
Inventors
- 👤 Constantine J Travlos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 02:31
CPC Classifications
B; B26; B26B; B26B27/00; B26B27/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1513861A
Cited
US2105663A
Cited
AT147457B
Cited
US2237331A
Cited
US2464408A
Cited
US2632244A
Cited
US2840903A
Cited
US2814864A
Cited
US3171201A
Cited
US3167861A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-22 | 1972-04-22 | 1972-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-22 | 1976-04-22 | 1976-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-22 | 1980-04-22 | 1980-10-22 | $7700.00 | Window Closed / Lapsed |