US2424426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coiling means for making elastic coil structures
Assignee: Kellogg Switchboard and Supply Co
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Filing: 1944-08-25
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Granted: 1947-07-22
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Expires: 1964-08-25
Abstract
No abstract record available.
Inventors
- 👤 Ralph J Arnold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:00
CPC Classifications
B; B29; B29C; B29C53/00; B29C53/02; B29C53/12; H; H01; H01B; H01B13/00; H01B13/008; Y; Y10; Y10S; Y10S264/00; Y10S264/40; Y10T; Y10T24/00; Y10T24/44; Y10T24/44641; Y10T24/44769; Y10T24/44906
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-07-21 | 1951-01-20 | 1951-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-07-21 | 1955-01-20 | 1955-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-07-21 | 1959-01-20 | 1959-07-22 | $7700.00 | Window Closed / Lapsed |