US3454234A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blade combination for machines for chipping and shaving solid materials
Assignee: KARL P SCHOEPPNER
•
Filing: 1966-04-08
•
Granted: 1969-07-08
•
Expires: 1986-04-08
Abstract
No abstract record available.
Inventors
- 👤 Karl P Schoeppner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:34
CPC Classifications
B; B27; B27L; B27L11/00; B27L11/02; Y; Y10; Y10T; Y10T407/00; Y10T407/19; Y10T407/1906; Y10T407/1928; Y10T407/193; Y10T407/1934; Y10T407/1938
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1747455A
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US2634062A
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US2785456A
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US2836206A
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US3039503A
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US3214106A
Cited
US3268178A
Cited
US3324909A
Cited
US3321145A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |