Patent US2573594A successfully refreshed from Google Patents.
US2573594A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soldering machine
Assignee: GIBSON REFRIGERATOR Co
•
Filing: 1947-08-21
•
Granted: 1951-10-30
•
Expires: 1967-08-21
Abstract
No abstract record available.
Inventors
- 👤 Earl E Nofzinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:18
CPC Classifications
B; B23; B23K; B23K3/00; B23K3/08; B23K3/087
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US941147A
Cited
US995589A
Cited
US1096512A
Cited
US1367018A
Cited
US1660576A
Cited
US1831343A
Cited
US2021893A
Cited
US2083921A
Cited
US2076207A
Cited
US2101929A
Cited
US2189540A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-29 | 1955-04-30 | 1955-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-29 | 1959-04-30 | 1959-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-29 | 1963-04-30 | 1963-10-30 | $7700.00 | Window Closed / Lapsed |