Patent US3413738A successfully refreshed from Google Patents.
US3413738A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rubber blade for plow
Assignee: L B SALES CO
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Filing: 1966-04-11
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Granted: 1968-12-03
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Expires: 1986-04-11
Abstract
No abstract record available.
Inventors
- 👤 Lewis B Goldberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:18
CPC Classifications
E; E01; E01H; E01H5/00; E01H5/04; E01H5/06; E01H5/061
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2183976A
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US2189745A
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US2310396A
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US2895237A
Cited
US2891330A
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US3024547A
Cited
US3091790A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |