US3480216A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for preparing bobbins for delivery to an automatic winder
Assignee: Boeing North American Inc
•
Filing: 1967-08-31
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Granted: 1969-11-25
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Expires: 1987-08-31
Abstract
No abstract record available.
Inventors
- 👤 Vincent A Iannucci
- 👤 Ronald S Schartel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:39
CPC Classifications
B; B65; B65H; B65H67/00; B65H67/02; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2675971A
Cited
US3111280A
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US3224694A
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US3329362A
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US3295776A
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US3368766A
Cited
US3358940A
Cited
US3381908A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |