Patent US927372A successfully refreshed from Google Patents.
US927372A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clad metal.
Assignee: DUPLEX METALS Co
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Filing: 1908-06-19
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Granted: 1909-07-06
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Expires: 1928-06-19
Abstract
No abstract record available.
Inventors
- 👤 John F Monnot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:33
CPC Classifications
B; B22; B22D; B22D19/00; B22D19/08; B22F; B22F2998/00; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939
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) | 1912-07-05 | 1913-01-04 | 1913-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-07-05 | 1917-01-04 | 1917-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-07-05 | 1921-01-04 | 1921-07-06 | $7700.00 | Window Closed / Lapsed |