US3499788A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method in the manufacture of an exchanger packing for two fluids
Assignee: Carl Munters AB
•
Filing: 1966-03-02
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Granted: 1970-03-10
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Expires: 1986-03-02
Abstract
No abstract record available.
Inventors
- 👤 Ola Glav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:47
CPC Classifications
C; C04; C04B; C04B41/00; C04B41/80; C04B41/81; C04B41/85; B; B01; B01J; B01J19/00; B01J19/32; C04B41/009; C04B41/45; C04B41/50; F; F24; F24F; F24F3/00; F24F3/12; F24F3/14; F24F3/1411; F24F3/1423; F28; F28D; F28D19/00; F28D19/04; F28D19/041; F28D19/042; B01J2219/00; B01J2219/32; B01J2219/322; B01J2219/32203; B01J2219/3221; B01J2219/32213; B01J2219/324; B01J2219/32425; F24F2203/00; F24F2203/10; F24F2203/1032; F24F2203/1036; F24F2203/104; F24F2203/1048; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2804908A
Cited
US3231409A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-09 | 1973-09-08 | 1974-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-09 | 1977-09-08 | 1978-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-09 | 1981-09-08 | 1982-03-10 | $7700.00 | Window Closed / Lapsed |