US2652069A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Distributing and venting header
Assignee: Individual
•
Filing: 1947-05-26
•
Granted: 1953-09-15
•
Expires: 1967-05-26
Abstract
No abstract record available.
Inventors
- 👤 Herman M Goheen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:16
CPC Classifications
F; F24; F24D; F24D19/00; F24D19/08; F24D19/082; F24D19/083; F24D19/085; F24D19/086; F24D3/00; F24D3/10; F24D3/1058; F24D3/1066; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3003; Y10T137/3084; Y10T137/5109; Y10T137/5283; Y10T137/8593; Y10T137/85938; Y10T137/86292; Y10T137/86324
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US579865A
Cited
US708606A
Cited
US866842A
Cited
US786838A
Cited
US782353A
Cited
US1147664A
Cited
US1059907A
Cited
US1198918A
Cited
US1538049A
Cited
US2082403A
Cited
GB500331A
Cited
US2441204A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-14 | 1957-03-16 | 1957-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-14 | 1961-03-16 | 1961-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-14 | 1965-03-16 | 1965-09-15 | $7700.00 | Window Closed / Lapsed |