Patent US3801429A successfully refreshed from Google Patents.
US742784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Piston-packing.
Assignee: ELIZABETH S GALBRAITH
•
Filing: 1902-07-30
•
Granted: 1903-10-27
•
Expires: 1922-07-30
Abstract
No abstract record available.
Inventors
- 👤 George F Fraley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:03
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/32; F16J15/3204; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2186
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) | 1906-10-26 | 1907-04-27 | 1907-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-10-26 | 1911-04-27 | 1911-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-10-26 | 1915-04-27 | 1915-10-27 | $7700.00 | Window Closed / Lapsed |