Patent US1175713A successfully refreshed from Google Patents.
US1175713A
Expired / Lapsed
US
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Weatherproof window.
Assignee: FRANK SPRAUER
•
Filing: 1910-08-04
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Granted: 1916-03-14
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Expires: 1930-08-04
Abstract
No abstract record available.
Inventors
- 👤 William F Connolly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:42
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/34; E06B3/42; E06B3/44
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) | 1919-03-14 | 1919-09-13 | 1920-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-03-14 | 1923-09-13 | 1924-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-03-14 | 1927-09-13 | 1928-03-14 | $7700.00 | Window Closed / Lapsed |