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US2570670A
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US
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Assignee: Individual
•
Filing: 1948-02-24
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Granted: 1951-10-09
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Expires: 1968-02-24
Abstract
No abstract record available.
Inventors
- 👤 Edwin P Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:43
CPC Classifications
B; B43; B43K; B43K25/00; B43K25/02; B43K25/024; Y; Y10; Y10T; Y10T24/00; Y10T24/13; Y10T24/1321; Y10T24/1324; Y10T24/1344; Y10T24/44; Y10T24/44641; Y10T24/44769; Y10T24/44778
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) | 1954-10-08 | 1955-04-09 | 1955-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-08 | 1959-04-09 | 1959-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-08 | 1963-04-09 | 1963-10-09 | $7700.00 | Window Closed / Lapsed |