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US3460680A
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Assignee: KEITH R DOMNICK
•
Filing: 1967-09-20
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Granted: 1969-08-12
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Expires: 1987-09-20
Abstract
No abstract record available.
Inventors
- 👤 Keith R Domnick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:04
CPC Classifications
A; A61; A61L; A61L2/00; A61L2/02; A61L2/022; B; B01; B01D; B01D27/00; B01D27/02; C; C12; C12M; C12M1/00; C12M1/26
Claims Analysis
Total Claims: 0
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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) | 1972-08-11 | 1973-02-10 | 1973-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-11 | 1977-02-10 | 1977-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-11 | 1981-02-10 | 1981-08-12 | $7700.00 | Window Closed / Lapsed |