Patent US3104688A successfully refreshed from Google Patents.
US3104688A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Band saw guard
Assignee: Individual
•
Filing: 1960-07-08
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Granted: 1963-09-24
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Expires: 1980-07-08
Abstract
No abstract record available.
Inventors
- 👤 Frank N Bretthauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:13
CPC Classifications
B; B27; B27G; B27G19/00; B27G19/06; Y; Y10; Y10T; Y10T83/00; Y10T83/707; Y10T83/7226; Y10T83/727; Y10T83/735; Y10T83/747; Y10T83/828
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1054288A
Cited
US1164669A
Cited
US1369824A
Cited
GB599718A
Cited
US2506610A
Cited
FR982693A
Cited
FR1041826A
Cited
GB720558A
Cited
US2714904A
Cited
FR1112523A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |