US2555673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for saturating materials
Assignee: Individual
•
Filing: 1947-06-07
•
Granted: 1951-06-05
•
Expires: 1967-06-07
Abstract
No abstract record available.
Inventors
- 👤 John D Beatty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:12
CPC Classifications
D; D21; D21H; D21H23/00; D21H23/02; D21H23/22; D21H23/32; D21H23/40; D21H5/00; D21H5/0005; D21H5/0012; D21H5/0015
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1275216A
Cited
US1345747A
Cited
US1587652A
Cited
US1673186A
Cited
US1698886A
Cited
US1939842A
Cited
US2193861A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-04 | 1954-12-04 | 1955-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-04 | 1958-12-04 | 1959-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-04 | 1962-12-04 | 1963-06-05 | $7700.00 | Window Closed / Lapsed |