US2613768A
Expired / Lapsed
US
⏱️ 0.0 years remaining
End filler flash section
Assignee: Detroit Steel Products Co Inc
•
Filing: 1948-06-01
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Granted: 1952-10-14
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Expires: 1968-06-01
Abstract
No abstract record available.
Inventors
- 👤 Gillett William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:31
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/61; E04B1/6108; E04B1/612; E04B1/6145; E04B1/6162; E04B1/6179
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2430654A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-14 | 1956-04-14 | 1956-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-14 | 1960-04-14 | 1960-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-14 | 1964-04-14 | 1964-10-14 | $7700.00 | Window Closed / Lapsed |