US3018055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detachable screw connection for rails on concrete ties
Assignee: Individual
•
Filing: 1959-05-27
•
Granted: 1962-01-23
•
Expires: 1979-05-27
Abstract
No abstract record available.
Inventors
- 👤 Meier Hermann Oskar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:09
CPC Classifications
F; F16; F16B; F16B13/00; F16B13/04; F16B13/08; F16B13/0841; E; E01; E01B; E01B9/00; E01B9/02; E01B9/04; E01B9/14; E01B9/18; E01B9/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US698070A
Cited
US862898A
Cited
US1294778A
Cited
US1432243A
Cited
US1855329A
Cited
US1696131A
Cited
GB312035A
Cited
US1886265A
Cited
DE810031C
Cited
AT187541B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |