Patent US3107861A successfully refreshed from Google Patents.
US3107861A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air nozzle
Assignee: Individual
•
Filing: 1962-02-28
•
Granted: 1963-10-22
•
Expires: 1982-02-28
Abstract
No abstract record available.
Inventors
- 👤 Penkoff Theodore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:48
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1019922A
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US1868821A
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US2149584A
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US2133147A
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US2229213A
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US2181430A
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US2481404A
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US2534183A
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US2785016A
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US2874996A
Cited
US2935343A
Cited
US2938673A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |