Patent US2690879A successfully refreshed from Google Patents.
US2690879A
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US
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Metal-to-wood fastening for railway ties
Assignee: Individual
•
Filing: 1948-05-25
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Granted: 1954-10-05
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Expires: 1968-05-25
Abstract
No abstract record available.
Inventors
- 👤 Snyder Jacob Rush
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:10
CPC Classifications
F; F16; F16B; F16B13/00; F16B13/14; F16B13/141; F16B13/142; E; E01; E01B; E01B9/00; E01B9/02; E01B9/04; E01B9/14; E01B9/16; E21; E21D; E21D20/00; E21D20/02; E21D20/025; F16B13/143; F16B13/144; Y; Y10; Y10S; Y10S238/00; Y10S238/01; Y10S411/00; Y10S411/922; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31942; Y10T428/31949; Y10T428/31957; Y10T428/3196
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1276725A
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US2114784A
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US2158771A
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US2162604A
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GB500109A
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US2299693A
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US2334600A
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US2376200A
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US2389464A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-04 | 1958-04-05 | 1958-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-04 | 1962-04-05 | 1962-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-04 | 1966-04-05 | 1966-10-05 | $7700.00 | Window Closed / Lapsed |