US2916803A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hob
Assignee: Individual
•
Filing: 1954-06-08
•
Granted: 1959-12-15
•
Expires: 1974-06-08
Abstract
No abstract record available.
Inventors
- 👤 Wildhaber Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:53
CPC Classifications
B; B23; B23F; B23F21/00; B23F21/12; B23F21/16; Y; Y10; Y10T; Y10T407/00; Y10T407/17; Y10T407/1715; Y10T407/173
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1003130A
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US1571359A
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US1863512A
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US2112455A
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US2246503A
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US2304586A
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US2338366A
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US2511964A
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US2698477A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-14 | 1963-06-15 | 1963-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-14 | 1967-06-15 | 1967-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-14 | 1971-06-15 | 1971-12-15 | $7700.00 | Window Closed / Lapsed |