Patent US3489142A successfully refreshed from Google Patents.
US3489142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Orthopedic gravity traction device
Assignee: Individual
•
Filing: 1966-07-21
•
Granted: 1970-01-13
•
Expires: 1986-07-21
Abstract
No abstract record available.
Inventors
- 👤 Marcel J E Golay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:16
CPC Classifications
A; A61; A61H; A61H1/00; A61H1/02; A61H1/0218; A61H2203/00; A61H2203/04; A61H2203/0481; A61H2203/0493
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US309678A
Cited
US546235A
Cited
US1814482A
Cited
US2152431A
Cited
US2533273A
Cited
US2658754A
Cited
US2724428A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |