Patent US4955866A successfully refreshed from Google Patents.
Patent US3269664A successfully refreshed from Google Patents.
US3269664A
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US
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Air discharge nozzle
Assignee: Individual
•
Filing: 1962-11-13
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Granted: 1966-08-30
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Expires: 1982-11-13
Abstract
No abstract record available.
Inventors
- 👤 Charles M Lamb
- 👤 Homer B Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:58
CPC Classifications
E; E02; E02B; E02B1/00; E02B1/003; B; B01; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/231; B01F23/23105; B01F23/2311; B01F23/23114; B01F23/231143; B01F23/2312; B01F23/23121; B01F23/23122; Y; Y10; Y10S; Y10S261/00; Y10S261/20; Y10S261/70; Y10T; Y10T137/00; Y10T137/598; Y10T137/612; Y10T137/6123; Y10T137/7722; Y10T137/7837; Y10T137/7879; Y10T137/788; Y10T137/7882; Y10T137/7886
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1348966A
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US2013361A
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US2563300A
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US2667992A
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GB720728A
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US2716574A
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US2894530A
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FR1256893A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |