US3437278A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Twister device for use in a balling apparatus
Assignee: Schneider Electric Buildings Americas Inc
•
Filing: 1967-05-04
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Granted: 1969-04-08
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Expires: 1987-05-04
Abstract
No abstract record available.
Inventors
- 👤 Fred J Janning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:07
CPC Classifications
D; D01; D01H; D01H7/00; D01H7/92; D01H7/923; B; B65; B65H; B65H59/00; B65H59/005; B65H2701/00; B65H2701/30; B65H2701/31; B65H2701/311
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2430944A
Cited
US2674013A
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US2757876A
Cited
US2968446A
Cited
US3042330A
Cited
GB933367A
Cited
US3270491A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |