US55039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improved method of preserving and storing carbonic-acid gas
Assignee: —
•
Filing: —
•
Granted: 1866-05-29
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Expires: 1883-05-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:10
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/24; B65D81/26; B65D81/266; B65D81/268; A; A61; A61Q; A61Q11/00; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86187
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) | 1869-05-28 | 1869-11-27 | 1870-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1873-05-28 | 1873-11-27 | 1874-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1877-05-28 | 1877-11-27 | 1878-05-29 | $7700.00 | Window Closed / Lapsed |