US2921432A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Condensation trap
Assignee: Individual
•
Filing: 1956-09-28
•
Granted: 1960-01-19
•
Expires: 1976-09-28
Abstract
No abstract record available.
Inventors
- 👤 Leonard G Marcotte
- 👤 Alvin Q Marcotte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:59
CPC Classifications
F; F01; F01N; F01N13/00; F01N3/00; F01N3/005; F01N3/02; F01N3/021; F01N13/14; F01N2230/00; F01N2230/02; F01N2310/00; F01N2310/08; F01N2310/12; F01N2330/00; F01N2330/02; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12; Y10; Y10S; Y10S55/00; Y10S55/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-18 | 1963-07-20 | 1964-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-18 | 1967-07-20 | 1968-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-18 | 1971-07-20 | 1972-01-19 | $7700.00 | Window Closed / Lapsed |