US3010538A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chain saw lubricating system
Assignee: Individual
•
Filing: 1958-01-06
•
Granted: 1961-11-28
•
Expires: 1978-01-06
Abstract
No abstract record available.
Inventors
- 👤 Leonard M Strunk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:44
CPC Classifications
F; F02; F02B; F02B63/00; F02B63/02; B; B27; B27B; B27B17/00; B27B17/12; Y; Y10; Y10T; Y10T83/00; Y10T83/263
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1878167A
Cited
US2605787A
Cited
CH295454A
Cited
US2748810A
Cited
US2840035A
Cited
US2944538A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-27 | 1965-05-29 | 1965-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-27 | 1969-05-29 | 1969-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-27 | 1973-05-29 | 1973-11-28 | $7700.00 | Window Closed / Lapsed |