US3464186A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dryer for compressed fluid systems
Assignee: Hankison Corp
•
Filing: 1967-02-10
•
Granted: 1969-09-02
•
Expires: 1987-02-10
Abstract
No abstract record available.
Inventors
- 👤 Paul M Hankison
- 👤 William Foster Walker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:41
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/26; Y; Y10; Y10S; Y10S55/00; Y10S55/17
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2753950A
Cited
US2942691A
Cited
US3152877A
Cited
US3066462A
Cited
US2994404A
Cited
US3022859A
Cited
US3182435A
Cited
US3147095A
Cited
US3171726A
Cited
US3258899A
Cited
US3324631A
Cited
US3323292A
Cited
US3347026A
Cited
US3339350A
Cited
US3375201A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-01 | 1973-03-03 | 1973-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-01 | 1977-03-03 | 1977-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-01 | 1981-03-03 | 1981-09-02 | $7700.00 | Window Closed / Lapsed |