US2632943A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making joints between lead and brass pipes
Assignee: Individual
•
Filing: 1950-08-24
•
Granted: 1953-03-31
•
Expires: 1970-08-24
Abstract
No abstract record available.
Inventors
- 👤 Collins Vern
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:04
CPC Classifications
F; F16; F16L; F16L13/00; F16L13/08; B; B23; B23K; B23K1/00; B23K1/14; B23K1/18; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4998; Y10T29/49993
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US326469A
Cited
US517611A
Cited
US724349A
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US1280311A
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US1256599A
Cited
US1872271A
Cited
US2428823A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-30 | 1956-09-29 | 1957-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-30 | 1960-09-29 | 1961-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-30 | 1964-09-29 | 1965-03-31 | $7700.00 | Window Closed / Lapsed |