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US15665A
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US
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Improvement in the manufacture of black bottle-glass
Assignee: —
•
Filing: —
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Granted: 1856-09-02
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Expires: 1873-09-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:40
CPC Classifications
C; C03; C03C; C03C1/00; Y; Y10; Y10S; Y10S165/00; Y10S165/092; Y10S165/101; Y10S165/104; Y10S165/106; Y10S165/107; Y10S165/108
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) | 1859-09-02 | 1860-03-03 | 1860-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1863-09-02 | 1864-03-03 | 1864-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1867-09-02 | 1868-03-03 | 1868-09-02 | $7700.00 | Window Closed / Lapsed |