US207077A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvement in producing colors on glass
Assignee: —
•
Filing: —
•
Granted: 1878-08-13
•
Expires: 1895-08-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:45
CPC Classifications
C; C03; C03C; C03C21/00; C03C21/001; C03C21/002; Y; Y10; Y10T; Y10T428/00; Y10T428/31; Y10T428/315
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) | 1881-08-12 | 1882-02-11 | 1882-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1885-08-12 | 1886-02-11 | 1886-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1889-08-12 | 1890-02-11 | 1890-08-13 | $7700.00 | Window Closed / Lapsed |