US2625804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Barrel cooling apparatus
Assignee: NOVADELAGENE Corp
•
Filing: 1949-06-28
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Granted: 1953-01-20
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Expires: 1969-06-28
Abstract
No abstract record available.
Inventors
- 👤 Arthur H Patch
- 👤 George M Booth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:05
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/08; B67D1/0857; F; F25; F25D; F25D17/00; F25D17/02; F25D31/00; F25D31/006; F28; F28D; F28D1/00; F28D1/06; F25D2331/00; F25D2331/80; F25D2331/802
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) | 1956-01-20 | 1956-07-21 | 1957-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-20 | 1960-07-21 | 1961-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-20 | 1964-07-21 | 1965-01-20 | $7700.00 | Window Closed / Lapsed |