US2602236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear wheel testing apparatus
Assignee: Maag Zahnrader und Maschinen AG
•
Filing: 1947-04-08
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Granted: 1952-07-08
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Expires: 1967-04-08
Abstract
No abstract record available.
Inventors
- 👤 Muller Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:06
CPC Classifications
G; G01; G01B; G01B5/00; G01B5/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE15013E
Cited
US1444470A
Cited
US1883180A
Cited
US1888298A
Cited
GB444209A
Cited
US2348712A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-08 | 1956-01-07 | 1956-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-08 | 1960-01-07 | 1960-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-08 | 1964-01-07 | 1964-07-08 | $7700.00 | Window Closed / Lapsed |