US2769598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for operating upon bobbins
Assignee: Schneider Electric Buildings Americas Inc
•
Filing: 1952-09-11
•
Granted: 1956-11-06
•
Expires: 1972-09-11
Abstract
No abstract record available.
Inventors
- 👤 Russell P Drake
- 👤 Robert E Borchardt
- 👤 Charles B Crandall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:15
CPC Classifications
B; B65; B65H; B65H67/00; B65H67/06; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2458326A
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US2499810A
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US2611547A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |