Patent US2427417A successfully refreshed from Google Patents.
US1565446A
Expired / Lapsed
US
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Retard gauge
Assignee: Manning Maxwell and Moore Inc
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Filing: 1921-06-11
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Granted: 1925-12-15
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Expires: 1941-06-11
Abstract
No abstract record available.
Inventors
- 👤 Otto W Heise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:24
CPC Classifications
G; G01; G01D; G01D5/00; G01D5/02; G01D5/04; G01L; G01L7/00; G01L7/02; G01L7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1928-12-14 | 1929-06-15 | 1929-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-12-14 | 1933-06-15 | 1933-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-12-14 | 1937-06-15 | 1937-12-15 | $7700.00 | Window Closed / Lapsed |