Patent US644574A successfully refreshed from Google Patents.
Patent US632483A successfully refreshed from Google Patents.
US632483A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clasp.
Assignee: Individual
•
Filing: 1899-01-03
•
Granted: 1899-09-05
•
Expires: 1919-01-03
Abstract
No abstract record available.
Inventors
- 👤 Calvin H Weston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:06
CPC Classifications
B; B25; B25B; B25B5/00; B25B5/06; B25B5/12; Y; Y10; Y10S; Y10S24/00; Y10S24/22; Y10T; Y10T24/00; Y10T24/44; Y10T24/44291; Y10T24/44496; Y10T24/4453; Y10T24/44538; Y10T24/46; Y10T24/468; Y10T24/4682
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1902-09-05 | 1903-03-07 | 1903-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1906-09-05 | 1907-03-07 | 1907-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1910-09-05 | 1911-03-07 | 1911-09-06 | $7700.00 | Window Closed / Lapsed |