US639532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of hubs for wheels of cycles.
Assignee: Individual
•
Filing: 1897-10-29
•
Granted: 1899-12-19
•
Expires: 1917-10-29
Abstract
No abstract record available.
Inventors
- 👤 Reuben Samuel Courtman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:57
CPC Classifications
B; B21; B21D; B21D53/00; B21C; B21C1/00; B21C1/16; B21C1/22; B21C1/24; B21C1/26; Y; Y10; Y10S; Y10S29/00; Y10S29/043; Y10T; Y10T29/00; Y10T29/49; Y10T29/49481; Y10T29/49492; Y10T29/49533; Y10T29/49536
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) | 1902-12-19 | 1903-06-20 | 1903-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1906-12-19 | 1907-06-20 | 1907-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1910-12-19 | 1911-06-20 | 1911-12-20 | $7700.00 | Window Closed / Lapsed |