Patent US3434455A successfully refreshed from Google Patents.
US3434455A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for tinning printed circuitry
Assignee: Boeing Co
•
Filing: 1964-10-29
•
Granted: 1969-03-25
•
Expires: 1984-10-29
Abstract
No abstract record available.
Inventors
- 👤 Frank F Maytone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:38
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/30; H05K3/32; H05K3/34; H05K3/3465; H05K3/3468; B; B23; B23K; B23K3/00; B23K3/08; H05K2201/00; H05K2201/09; H05K2201/09209; H05K2201/09654; H05K2201/09681; H05K2203/00; H05K2203/03; H05K2203/0338
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US875546A
Cited
US1813657A
Cited
US2087716A
Cited
US2530026A
Cited
US2678024A
Cited
US3145121A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |