US3444347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for solder reflow connection of insulated conductors
Assignee: 3M Unitek Corp
•
Filing: 1966-01-10
•
Granted: 1969-05-13
•
Expires: 1986-01-10
Abstract
No abstract record available.
Inventors
- 👤 John V Mulcahy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:33
CPC Classifications
B; B23; B23K; B23K1/00; B23K11/00; B23K11/16; B23K11/163; B23K2101/00; B23K2101/36; B23K2101/38
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE548002C
Cited
US1613957A
Cited
DE856820C
Cited
GB697396A
Cited
US2977672A
Cited
US3156514A
Cited
US3224072A
Cited
US3252203A
Cited
US3309494A
Cited
US3244798A
Cited
US3263059A
Cited
US3155809A
Cited
US3350536A
Cited
US3353263A
Cited
US3277268A
Cited
US3337711A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-12 | 1972-11-11 | 1973-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-12 | 1976-11-11 | 1977-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-12 | 1980-11-11 | 1981-05-13 | $7700.00 | Window Closed / Lapsed |