Patent US2833542A successfully refreshed from Google Patents.
US2833542A
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Apparatus for distributing particles along a surface
Assignee: GEORGE D BAVIN
•
Filing: 1952-02-14
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Granted: 1958-05-06
•
Expires: 1972-02-14
Abstract
No abstract record available.
Inventors
- 👤 Earnest E Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:59
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/16; E01C23/166
Claims Analysis
Total Claims: 0
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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) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |