US2016262A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Union between conduits or other members
Assignee: VULCAN SOOT BLOWER Corp
•
Filing: 1933-11-01
•
Granted: 1935-10-01
•
Expires: 1953-11-01
Abstract
No abstract record available.
Inventors
- 👤 Fred C Arey
- 👤 Jr De Los E Hibner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:34
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/08; F16L27/0804
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1938-09-30 | 1939-04-01 | 1939-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-09-30 | 1943-04-01 | 1943-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-09-30 | 1947-04-01 | 1947-10-01 | $7700.00 | Window Closed / Lapsed |