US2979975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knuckle joint press
Assignee: EW Bliss Co Inc
•
Filing: 1958-10-20
•
Granted: 1961-04-18
•
Expires: 1978-10-20
Abstract
No abstract record available.
Inventors
- 👤 Arthur H Schloz
- 👤 Norman O Steele
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:32
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/0029; B30B15/0035; B30B1/00; B30B1/10; B30B1/106
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US518847A
Cited
US2113115A
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US2038795A
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US2085648A
Cited
US2320103A
Cited
US2780117A
Cited
FR1129041A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-17 | 1964-10-17 | 1965-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-17 | 1968-10-17 | 1969-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-17 | 1972-10-17 | 1973-04-18 | $7700.00 | Window Closed / Lapsed |