US2996315A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective conduit support
Assignee: GRANT V W ROTH
•
Filing: 1955-10-04
•
Granted: 1961-08-15
•
Expires: 1975-10-04
Abstract
No abstract record available.
Inventors
- 👤 Grant V W Roth
- 👤 Guarnaschelli Stephen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:57
CPC Classifications
F; F16; F16L; F16L3/00; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/6855; Y10T137/6866; Y10T137/6873
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US352552A
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US1307669A
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US1313225A
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US1149727A
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US1279006A
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US1289798A
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US1589801A
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US1858646A
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US2048388A
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US2034558A
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US2078733A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-14 | 1965-02-13 | 1965-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-14 | 1969-02-13 | 1969-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-14 | 1973-02-13 | 1973-08-15 | $7700.00 | Window Closed / Lapsed |