US3022047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabil-heat drier
Assignee: Individual
•
Filing: 1957-11-04
•
Granted: 1962-02-20
•
Expires: 1977-11-04
Abstract
No abstract record available.
Inventors
- 👤 Swaney Robert Casper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:28
CPC Classifications
F; F26; F26B; F26B13/00; F26B13/10; F26B13/14; F26B13/18; F26B13/183; Y; Y10; Y10S; Y10S165/00; Y10S165/135; Y10S165/139; Y10S165/156; Y10S165/159; Y10S165/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1649511A
Cited
GB290976A
Cited
DE613662C
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US2351733A
Cited
US2437004A
Cited
US2671278A
Cited
US2586829A
Cited
US2714538A
Cited
US2724909A
Cited
US2837833A
Cited
US2844887A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |