Patent US1713989A successfully refreshed from Google Patents.
US1713989A
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US
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Window screen
Assignee: Double Hung Rolling Screen & S
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Filing: 1928-06-16
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Granted: 1929-05-21
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Expires: 1948-06-16
Abstract
No abstract record available.
Inventors
- 👤 Warnick Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:42
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/52; E06B9/54; E06B9/24; E06B2009/2423; E06B2009/2447; E06B2009/2452
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1932-05-20 | 1932-11-19 | 1933-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-05-20 | 1936-11-19 | 1937-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-05-20 | 1940-11-19 | 1941-05-21 | $7700.00 | Window Closed / Lapsed |