US3392678A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mobile track tamper
Assignee: Individual
•
Filing: 1966-04-04
•
Granted: 1968-07-16
•
Expires: 1986-04-04
Abstract
No abstract record available.
Inventors
- 👤 Plasser Franz
- 👤 Theurer Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:42
CPC Classifications
E; E01; E01B; E01B27/00; E01B27/12; E01B27/13; E01B27/16; E01B27/17; E01B2203/00; E01B2203/10; E01B2203/12; E01B2203/16
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2986100A
Cited
US3149578A
Cited
US3153390A
Cited
US3177813A
Cited
US3192871A
Cited
US3301198A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-16 | 1972-01-15 | 1972-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-16 | 1976-01-15 | 1976-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-16 | 1980-01-15 | 1980-07-16 | $7700.00 | Window Closed / Lapsed |