US3363513A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Impact ram
Assignee: Individual
•
Filing: 1966-07-11
•
Granted: 1968-01-16
•
Expires: 1986-07-11
Abstract
No abstract record available.
Inventors
- 👤 Jack B Ottestad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:57
CPC Classifications
B; B06; B06B; B06B1/00; B06B1/18; B06B1/183; B21; B21C; B21C23/00; B21C23/21; B21C23/211; E; E02; E02D; E02D7/00; E02D7/02; E02D7/06; E02D7/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2679827A
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US2829498A
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US3158048A
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US3103136A
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US3105414A
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US3202059A
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US3267677A
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US3266869A
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US3205790A
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US3200715A
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US3311049A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |