US2639679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination through-wall flashing and receiver for side-wall flashing
Assignee: Chase Brass and Copper Co Inc
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Filing: 1950-08-29
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Granted: 1953-05-26
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Expires: 1970-08-29
Abstract
No abstract record available.
Inventors
- 👤 Edward J Finn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:15
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/64; E04B1/644; E04D; E04D13/00; E04D13/14; E04D13/1407; E04D13/1415
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) | 1956-05-25 | 1956-11-24 | 1957-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-25 | 1960-11-24 | 1961-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-25 | 1964-11-24 | 1965-05-26 | $7700.00 | Window Closed / Lapsed |