US3526575A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production and utilization of high density plasma
Assignee: Individual
•
Filing: 1967-08-02
•
Granted: 1970-09-01
•
Expires: 1987-08-02
Abstract
No abstract record available.
Inventors
- 👤 Willard H Bennett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:41
CPC Classifications
G; G21; G21B; G21B1/00; G21B1/11; G21B1/19; G21G; G21G1/00; G21G1/04; G21G1/10; H; H05; H05H; H05H3/00; H05H3/06; Y; Y02; Y02E; Y02E30/00; Y02E30/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US917191A
Cited
US2993851A
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US2933442A
Cited
US3071525A
Cited
US3212974A
Cited
US3039014A
Cited
US3094474A
Cited
US3230145A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-31 | 1974-03-02 | 1974-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-31 | 1978-03-02 | 1978-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-31 | 1982-03-02 | 1982-09-01 | $7700.00 | Window Closed / Lapsed |