Patent US3033198A successfully refreshed from Google Patents.
US3033198A
Expired / Lapsed
US
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Cervical traction device
Assignee: Individual
•
Filing: 1957-10-08
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Granted: 1962-05-08
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Expires: 1977-10-08
Abstract
No abstract record available.
Inventors
- 👤 Jensen Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:47
CPC Classifications
A; A61; A61H; A61H1/00; A61H1/02; A61H1/0218; A61H2201/00; A61H2201/16; A61H2201/1602; A61H2201/1604; A61H2201/1607
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2633125A
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US2665685A
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US2803245A
Cited
US2910061A
Cited
US2740399A
Cited
US2796061A
Cited
US2773499A
Cited
US2811965A
Cited
US2813527A
Cited
US2837085A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |