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US4479A
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Improvement in compositions for stereotype-plates
Assignee: —
•
Filing: —
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Granted: 1846-04-25
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Expires: 1863-04-25
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:18
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/34; C09K; C09K17/00; C09K17/14; C09K17/18; C09K17/32
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) | 1849-04-24 | 1849-10-24 | 1850-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1853-04-24 | 1853-10-24 | 1854-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1857-04-24 | 1857-10-24 | 1858-04-25 | $7700.00 | Window Closed / Lapsed |