US962427A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Condenser.
Assignee: PHILADELPHIA PIPE BENDING Co
•
Filing: 1909-02-20
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Granted: 1910-06-28
•
Expires: 1929-02-20
Abstract
No abstract record available.
Inventors
- 👤 George M Harden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:03
CPC Classifications
F; F28; F28D; F28D3/00; F28D3/02; F28F; F28F9/00; F28F9/007; F28F9/013; F28F9/0132; F28B; F28B1/00; F28D1/00; F28D1/02; F28D1/04; F28D1/047; F28D1/0472; Y; Y10; Y10S; Y10S165/00; Y10S165/163; Y10S165/165
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) | 1913-06-27 | 1913-12-27 | 1914-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-06-27 | 1917-12-27 | 1918-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-06-27 | 1921-12-27 | 1922-06-28 | $7700.00 | Window Closed / Lapsed |