US2356437A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chain saw construction
Assignee: REED PRENTICE CORP
•
Filing: 1941-06-09
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Granted: 1944-08-22
•
Expires: 1961-06-09
Abstract
No abstract record available.
Inventors
- 👤 Donald J Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:29
CPC Classifications
B; B27; B27B; B27B33/00; B27B33/14; B27B33/142; Y; Y10; Y10T; Y10T83/00; Y10T83/909
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-08-22 | 1948-02-21 | 1948-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-08-22 | 1952-02-21 | 1952-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-08-22 | 1956-02-21 | 1956-08-22 | $7700.00 | Window Closed / Lapsed |