US3010187A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making double bladed blower wheel
Assignee: Vernco Corp
•
Filing: 1958-03-10
•
Granted: 1961-11-28
•
Expires: 1978-03-10
Abstract
No abstract record available.
Inventors
- 👤 Marvin R Glasson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:40
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/26; B21D53/267; F; F04; F04D; F04D29/00; F04D29/26; F04D29/28; F04D29/281; F04D29/282; F04D29/283; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49316; Y10T29/49329
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1038110A
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US1996155A
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US2242586A
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US2240238A
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US2724547A
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US2684521A
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US2915239A
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US2958459A
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US2925953A
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US2878989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-27 | 1965-05-29 | 1965-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-27 | 1969-05-29 | 1969-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-27 | 1973-05-29 | 1973-11-28 | $7700.00 | Window Closed / Lapsed |