US2830465A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lock type connector for storm sash
Assignee: Individual
•
Filing: 1957-04-09
•
Granted: 1958-04-15
•
Expires: 1977-04-09
Abstract
No abstract record available.
Inventors
- 👤 Harold E Eskridge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:15
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/28; E05D15/30; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32426; Y10T403/32442; Y10T403/32451; Y10T403/32459; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/206; Y10T74/2063; Y10T74/21; Y10T74/2142; Y10T74/2144; Y10T74/2146; Y10T74/2151
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US608344A
Cited
US1598480A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-14 | 1961-10-14 | 1962-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-14 | 1965-10-14 | 1966-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-14 | 1969-10-14 | 1970-04-15 | $7700.00 | Window Closed / Lapsed |