US3392511A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water vapor absorber
Assignee: Government of the United States of America
•
Filing: 1967-07-13
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Granted: 1968-07-16
•
Expires: 1987-07-13
Abstract
No abstract record available.
Inventors
- 👤 Jr Jesse J King
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:14
CPC Classifications
B; B64; B64G; B64G1/00; B64G1/22; B64G1/46; B01; B01D; B01D53/00; B01D53/02; F; F24; F24F; F24F3/00; F24F3/12; F24F3/14; F24F3/1411
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1383247A
Cited
US1920914A
Cited
US1798862A
Cited
GB437139A
Cited
US2792071A
Cited
US3221478A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-16 | 1972-01-15 | 1972-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-16 | 1976-01-15 | 1976-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-16 | 1980-01-15 | 1980-07-16 | $7700.00 | Window Closed / Lapsed |