Patent US1988673A successfully refreshed from Google Patents.
Patent US2603178A successfully refreshed from Google Patents.
US2603178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brazing machine
Assignee: HARRY ALTER Co
•
Filing: 1945-05-04
•
Granted: 1952-07-15
•
Expires: 1965-05-04
Abstract
No abstract record available.
Inventors
- 👤 Jr Martin T Cahenzli
- 👤 Edward W Mack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:40
CPC Classifications
B; B23; B23K; B23K3/00; B23K3/08; B23K3/087; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5124; Y10T29/5127; Y10T29/5128
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1662045A
Cited
US1911046A
Cited
US1760507A
Cited
US1671354A
Cited
US1706880A
Cited
US1997694A
Cited
US1857182A
Cited
US1897983A
Cited
US2038525A
Cited
US2069386A
Cited
US2151334A
Cited
US2057037A
Cited
US2082080A
Cited
US2264496A
Cited
US2323160A
Cited
US2342041A
Cited
US2450120A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |