Patent US865164A successfully refreshed from Google Patents.
Patent US3051278A successfully refreshed from Google Patents.
US3051278A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Guy guard
Assignee: McGraw Edison Co
•
Filing: 1958-02-03
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Granted: 1962-08-28
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Expires: 1978-02-03
Abstract
No abstract record available.
Inventors
- 👤 Robert L Smythe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:35
CPC Classifications
E; E04; E04H; E04H12/00; E04H12/20; F; F16; F16G; F16G11/00; F16G11/02; Y; Y10; Y10S; Y10S174/00; Y10S174/12; Y10S57/00; Y10S57/906; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/4984; Y10T29/49842
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
US695427A
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US1781124A
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US1924701A
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US2060162A
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US2018477A
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US2275019A
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US2126290A
Cited
US2736398A
Cited
US2918783A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |