US3044652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of assembling and fastening laminations
Assignee: Individual
•
Filing: 1958-11-05
•
Granted: 1962-07-17
•
Expires: 1978-11-05
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Chambers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:21
CPC Classifications
B; B21; B21J; B21J15/00; B21J15/02; B21J15/10; B21J15/16; B21J15/24; B21J15/30; B21J15/32; B21J15/38; B21J15/44; H; H01; H01F; H01F41/00; H01F41/02; H01F41/0206; H01F41/0233; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009; Y10T29/4902; Y10T29/49075; Y10T29/49078; Y10T29/49826; Y10T29/49892; Y10T29/49908; Y10T29/49915; Y10T29/4992; Y10T29/49938; Y10T29/49947; Y10T29/49954; Y10T29/49956; Y10T83/00; Y10T83/04; Y10T83/0476; Y10T83/202; Y10T83/2033; Y10T83/2037; Y10T83/2046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1997550A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |