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US2730124A
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Assignee: Individual
•
Filing: 1952-01-25
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Granted: 1956-01-10
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Expires: 1972-01-25
Abstract
No abstract record available.
Inventors
- 👤 J D Buchanan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:26
CPC Classifications
B; B60; B60T; B60T11/00; B60T11/10; B60T11/28; F; F15; F15B; F15B11/00; F15B11/16; F15B11/161; F15B11/162; F15B2211/00; F15B2211/40; F15B2211/415; F15B2211/41527; F15B2211/455; F15B2211/46; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7771; Y10T137/7772; Y10T137/7777
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1609476A
Cited
US1553215A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-09 | 1959-07-11 | 1960-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-09 | 1963-07-11 | 1964-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-09 | 1967-07-11 | 1968-01-10 | $7700.00 | Window Closed / Lapsed |