US2818611A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prime and storm window combination
Assignee: Individual
•
Filing: 1955-03-02
•
Granted: 1958-01-07
•
Expires: 1975-03-02
Abstract
No abstract record available.
Inventors
- 👤 Andree Fred Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:22
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/04; E06B3/26; E06B3/2605; E06B3/28; E06B2003/261
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US193948A
Cited
US844645A
Cited
US1013090A
Cited
US1192406A
Cited
US1263248A
Cited
GB202423A
Cited
US2588432A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-06 | 1961-07-08 | 1962-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-06 | 1965-07-08 | 1966-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-06 | 1969-07-08 | 1970-01-07 | $7700.00 | Window Closed / Lapsed |