Patent US2372248A successfully refreshed from Google Patents.
US2372248A
Expired / Lapsed
US
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Coating apparatus
Assignee: BOUTON FOSTER CO
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Filing: 1943-11-23
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Granted: 1945-03-27
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Expires: 1963-11-23
Abstract
No abstract record available.
Inventors
- 👤 Marvin H Bouton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:11
CPC Classifications
D; D21; D21H; D21H5/00; D21H5/0005; D21H5/0012; D21H5/0015; D06; D06B; D06B3/00; D06B3/10; D21H23/00; D21H23/02; D21H23/22; D21H23/32; D21H23/40; D06B2700/00; D06B2700/27
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) | 1948-03-26 | 1948-09-25 | 1949-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-03-26 | 1952-09-25 | 1953-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-03-26 | 1956-09-25 | 1957-03-27 | $7700.00 | Window Closed / Lapsed |