US2642294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snowplow attachment
Assignee: LAWRENCE LINDSTROM
•
Filing: 1950-10-31
•
Granted: 1953-06-16
•
Expires: 1970-10-31
Abstract
No abstract record available.
Inventors
- 👤 Julius A Holm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:41
CPC Classifications
E; E01; E01H; E01H5/00; E01H5/04; E01H5/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US774903A
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US763771A
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US1791942A
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US1867186A
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GB450125A
Cited
US2150518A
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US2091343A
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US2403820A
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US2529159A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-15 | 1956-12-15 | 1957-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-15 | 1960-12-15 | 1961-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-15 | 1964-12-15 | 1965-06-16 | $7700.00 | Window Closed / Lapsed |