US2999279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window structure
Assignee: FALAKO Corp
•
Filing: 1957-07-22
•
Granted: 1961-09-12
•
Expires: 1977-07-22
Abstract
No abstract record available.
Inventors
- 👤 Paul H Lauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:32
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/34; E06B3/42; E06B3/44; E06B2003/4438; E06B2003/4461; E06B2003/4492; Y; Y10; Y10S; Y10S49/00; Y10S49/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2728117A
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US2760607A
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US2753603A
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US2791004A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-11 | 1965-03-13 | 1965-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-11 | 1969-03-13 | 1969-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-11 | 1973-03-13 | 1973-09-12 | $7700.00 | Window Closed / Lapsed |