US3490178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal framing
Assignee: Individual
•
Filing: 1967-06-23
•
Granted: 1970-01-20
•
Expires: 1987-06-23
Abstract
No abstract record available.
Inventors
- 👤 Roger Evrard Voisin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:19
CPC Classifications
E; E06; E06B; E06B7/00; E06B7/16; E06B7/22; E06B7/23; E06B7/2305; E06B7/2307; E06B7/231; E06B3/00; E06B3/04; E06B3/06; E06B3/08; E06B3/12; E06B3/14; E06B3/16; E06B3/32; E06B3/34; E06B3/40; E06B3/54; E06B3/58; E06B3/60; E06B3/605; E06B3/36; E06B3/362
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1097677A
Cited
US2082792A
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US2118048A
Cited
US2356309A
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US3023859A
Cited
US3016993A
Cited
US3147518A
Cited
US3093217A
Cited
US3075621A
Cited
US3370389A
Cited
US3352078A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-19 | 1973-07-21 | 1974-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-19 | 1977-07-21 | 1978-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-19 | 1981-07-21 | 1982-01-20 | $7700.00 | Window Closed / Lapsed |