Patent US502163A successfully refreshed from Google Patents.
US502163A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Charles s
Assignee: —
•
Filing: —
•
Granted: 1893-07-25
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Expires: 1910-07-25
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:57
CPC Classifications
C; C04; C04B; C04B26/00; C04B26/02; C04B26/28; C04B26/285; C09; C09J; C09J103/00; C09J103/02; C08; C08K; C08K3/00; C08K3/18; C08K3/20; C08K3/22; C08K2003/2296
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) | 1896-07-24 | 1897-01-23 | 1897-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1900-07-25 | 1901-01-24 | 1901-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1904-07-25 | 1905-01-24 | 1905-07-26 | $7700.00 | Window Closed / Lapsed |