Patent US2677289A successfully refreshed from Google Patents.
US2677289A
Expired / Lapsed
US
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Chain saw filing fixture
Assignee: Individual
•
Filing: 1952-05-15
•
Granted: 1954-05-04
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Expires: 1972-05-15
Abstract
No abstract record available.
Inventors
- 👤 Fitch Dudley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:06
CPC Classifications
B; B23; B23D; B23D63/00; B23D63/08; B23D63/16; B23D63/162
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA455128A
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US189534A
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US424724A
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US434071A
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US801A
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US758551A
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US924134A
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US1223191A
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US2083586A
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US2171169A
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US2339509A
Cited
US2589165A
Cited
US2594821A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-03 | 1957-11-02 | 1958-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-03 | 1961-11-02 | 1962-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-03 | 1965-11-02 | 1966-05-04 | $7700.00 | Window Closed / Lapsed |