Patent US129753A successfully refreshed from Google Patents.
US129753A
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US
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Improvement in dyeing with indigo
Assignee: —
•
Filing: —
•
Granted: 1872-07-23
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Expires: 1889-07-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:12
CPC Classifications
C; C09; C09B; C09B67/00; C09B67/0071; C09B67/0077; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/918
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) | 1875-07-23 | 1876-01-22 | 1876-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1879-07-23 | 1880-01-22 | 1880-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1883-07-23 | 1884-01-22 | 1884-07-23 | $7700.00 | Window Closed / Lapsed |