Patent US2725875A successfully refreshed from Google Patents.
US2725875A
Expired / Lapsed
US
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Apparatus for burning fire breaks in open grass country
Assignee: Individual
•
Filing: 1952-11-26
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Granted: 1955-12-06
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Expires: 1972-11-26
Abstract
No abstract record available.
Inventors
- 👤 Broad Arthur John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:55
CPC Classifications
A; A01; A01M; A01M15/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US531648A
Cited
US1629044A
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US1112241A
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US1458070A
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US1571882A
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US1863920A
Cited
US1849411A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-05 | 1959-06-06 | 1959-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-05 | 1963-06-06 | 1963-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-05 | 1967-06-06 | 1967-12-06 | $7700.00 | Window Closed / Lapsed |