US3416580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Doweling machine
Assignee: GLEN I WALTER
•
Filing: 1966-04-14
•
Granted: 1968-12-17
•
Expires: 1986-04-14
Abstract
No abstract record available.
Inventors
- 👤 Glen I Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:12
CPC Classifications
B; B27; B27C; B27C3/00; B27C3/06; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/56
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-17 | 1972-06-17 | 1972-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-17 | 1976-06-17 | 1976-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-17 | 1980-06-17 | 1980-12-17 | $7700.00 | Window Closed / Lapsed |