US3526863A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromagnetic holding mechanism
Assignee: General Electric Co
•
Filing: 1967-10-30
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Granted: 1970-09-01
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Expires: 1987-10-30
Abstract
No abstract record available.
Inventors
- 👤 Thomas H Vogelsang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:44
CPC Classifications
G; G06; G06K; G06K13/00; G06K13/02; G06K13/08; G06K13/0806; G06K13/0825; H; H01; H01H; H01H13/00; H01H13/02; H01H13/023; H01H13/50; H01H13/56; H01H13/60; H01H3/00; H01H3/32; H01H3/50; H01H3/503; H01H9/00; H01H9/16; H01H9/161; H02; H02B; H02B1/00; H02B1/015; H02B1/04; H02B1/044; H02B1/048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2611843A
Cited
US3153124A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-31 | 1974-03-02 | 1974-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-31 | 1978-03-02 | 1978-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-31 | 1982-03-02 | 1982-09-01 | $7700.00 | Window Closed / Lapsed |