Patent US2822761A successfully refreshed from Google Patents.
US2822761A
Expired / Lapsed
US
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Flashing arrangement
Assignee: Individual
•
Filing: 1954-03-09
•
Granted: 1958-02-11
•
Expires: 1974-03-09
Abstract
No abstract record available.
Inventors
- 👤 John W Herring
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:23
CPC Classifications
E; E04; E04D; E04D13/00; E04D13/14; E04D13/1407; E04D13/1415
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1177916A
Cited
US1282592A
Cited
US1787793A
Cited
US1953867A
Cited
US1958622A
Cited
US2226886A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-10 | 1961-08-12 | 1962-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-10 | 1965-08-12 | 1966-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-10 | 1969-08-12 | 1970-02-11 | $7700.00 | Window Closed / Lapsed |