Patent US3153389A successfully refreshed from Google Patents.
US3153389A
Expired / Lapsed
US
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Apparatus for correcting the position of a track
Assignee: Individual
•
Filing: 1960-05-09
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Granted: 1964-10-20
•
Expires: 1980-05-09
Abstract
No abstract record available.
Inventors
- 👤 Plasser Franz
- 👤 Theurer Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:37
CPC Classifications
E; E01; E01B; E01B29/00; E01B29/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2734463A
Cited
US1057001A
Cited
GB753519A
Cited
US2974607A
Cited
US3071082A
Cited
US3050015A
Cited
US2962979A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-20 | 1968-04-20 | 1968-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-20 | 1972-04-20 | 1972-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-20 | 1976-04-20 | 1976-10-20 | $7700.00 | Window Closed / Lapsed |