Patent US20040243162A1 successfully refreshed from Google Patents.
US3506982A
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US
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Endoprosthetic joints
Assignee: Cleveland Clinic
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Filing: 1965-06-21
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Granted: 1970-04-21
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Expires: 1985-06-21
Abstract
No abstract record available.
Inventors
- 👤 Arthur D Steffee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:13
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/02; A61F2/30; A61F2/42; A61F2/4241; A61F2/38; A61F2/3804; A61F2/3836; A61F2/3854; A61F2/4225; A61L; A61L27/00; A61L27/28; A61L27/34; A61F2002/4251; A61L2430/00; A61L2430/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2422302A
Cited
FR1047640A
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FR1122634A
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US2910978A
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US2947308A
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US3064645A
Cited
US3228393A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-20 | 1973-10-20 | 1974-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-20 | 1977-10-20 | 1978-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-20 | 1981-10-20 | 1982-04-21 | $7700.00 | Window Closed / Lapsed |