US3034610A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet metal structures
Assignee: Individual
•
Filing: 1960-01-20
•
Granted: 1962-05-15
•
Expires: 1980-01-20
Abstract
No abstract record available.
Inventors
- 👤 Hugh C Lynch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:13
CPC Classifications
E; E04; E04F; E04F11/00; E04F11/18; E04F11/181; E04B; E04B2/00; E04B2/56; E04B2/58; E04B2/60; E04B2/62; E04C; E04C2/00; E04C2/30; E04C2/38; E04C2/384; E04H; E04H17/00; E04H17/14; E04H17/16; E04H17/165; Y; Y10; Y10T; Y10T403/00; Y10T403/34; Y10T403/349
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1404963A
Cited
FR758286A
Cited
US2145469A
Cited
US2674354A
Cited
US2626573A
Cited
GB759271A
Cited
FR1120057A
Cited
US2838592A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-14 | 1965-11-13 | 1966-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-14 | 1969-11-13 | 1970-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-14 | 1973-11-13 | 1974-05-15 | $7700.00 | Window Closed / Lapsed |