Patent US2610554A successfully refreshed from Google Patents.
US2610554A
Expired / Lapsed
US
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Jordan engine plug construction
Assignee: John W Bolton and Sons Inc
•
Filing: 1947-12-17
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Granted: 1952-09-16
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Expires: 1967-12-17
Abstract
No abstract record available.
Inventors
- 👤 Harold D Stuck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:18
CPC Classifications
B; B02; B02C; B02C2/00; B02C2/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1614784A
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US1829630A
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US2009985A
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US2201001A
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US2165947A
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US2103344A
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FR840302A
Cited
US2282750A
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US2366367A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |