US2467511A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Storm sash and screen assembly
Assignee: Individual
•
Filing: 1944-10-21
•
Granted: 1949-04-19
•
Expires: 1964-10-21
Abstract
No abstract record available.
Inventors
- 👤 Vincent Van Fleet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:40
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/04; E06B3/26; E06B3/2605; E06B2003/2615; Y; Y10; Y10S; Y10S160/00; Y10S160/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US554192A
Cited
US934443A
Cited
US1135760A
Cited
US1373584A
Cited
US1573194A
Cited
US1572486A
Cited
US2171454A
Cited
US2190263A
Cited
US2282061A
Cited
US2329238A
Cited
US2371764A
Cited
US2357119A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-18 | 1952-10-18 | 1953-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-18 | 1956-10-18 | 1957-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-18 | 1960-10-18 | 1961-04-19 | $7700.00 | Window Closed / Lapsed |