Patent US3416775A successfully refreshed from Google Patents.
US3416775A
Expired / Lapsed
US
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Cooling tower packing means
Assignee: KOMPLEX NAGYBERENDEZESEK EXPOR
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Filing: 1966-07-21
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Granted: 1968-12-17
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Expires: 1986-07-21
Abstract
No abstract record available.
Inventors
- 👤 Szucs Laszlo
- 👤 Tasnadi Csaba
- 👤 Linder Istvan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:01
CPC Classifications
F; F28; F28F; F28F25/00; F28F25/02; F28F25/08; Y; Y10; Y10S; Y10S261/00; Y10S261/11
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) | 1971-12-17 | 1972-06-17 | 1972-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-17 | 1976-06-17 | 1976-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-17 | 1980-06-17 | 1980-12-17 | $7700.00 | Window Closed / Lapsed |