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Patent US2474207A successfully refreshed from Google Patents.
US2474207A
Expired / Lapsed
US
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Especially reactive lime and method of producing it
Assignee: Motors Liquidation Co
•
Filing: 1945-07-23
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Granted: 1949-06-28
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Expires: 1965-07-23
Abstract
No abstract record available.
Inventors
- 👤 Wheeler G Lovell
- 👤 Verle A Miller
- 👤 Maurice J Mulligan
- 👤 Hart K Lichtenwalner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:05
CPC Classifications
C; C04; C04B; C04B2/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1710967A
Cited
US2305031A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-27 | 1952-12-27 | 1953-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-27 | 1956-12-27 | 1957-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-27 | 1960-12-27 | 1961-06-28 | $7700.00 | Window Closed / Lapsed |