US3000145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Truss anchor
Assignee: Advance Metal Products Inc
•
Filing: 1957-10-22
•
Granted: 1961-09-19
•
Expires: 1977-10-22
Abstract
No abstract record available.
Inventors
- 👤 Louis L Fine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:32
CPC Classifications
E; E04; E04B; E04B7/00; E04B7/02; E04B7/04; E04B7/045; E04B1/00; E04B1/38; E04B1/41; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7001
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1657441A
Cited
US1942863A
Cited
US2153672A
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US2275109A
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FR1100210A
Cited
AT185976B
Cited
US2947119A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-18 | 1965-03-20 | 1965-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-18 | 1969-03-20 | 1969-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-18 | 1973-03-20 | 1973-09-19 | $7700.00 | Window Closed / Lapsed |