US2526906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heating roller
Assignee: Individual
•
Filing: 1947-10-24
•
Granted: 1950-10-24
•
Expires: 1967-10-24
Abstract
No abstract record available.
Inventors
- 👤 Rudolph S Schaab
- 👤 Tiso John Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:36
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/0095; F; F26; F26B; F26B13/00; F26B13/10; F26B13/14; F26B13/18; F26B13/183; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49082; Y10T29/49083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1406919A
Cited
US705112A
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US917504A
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US977625A
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US1110532A
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US1155481A
Cited
US1334876A
Cited
US1393759A
Cited
US1496356A
Cited
GB239766A
Cited
US1654292A
Cited
US1681956A
Cited
US1628554A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-23 | 1954-04-24 | 1954-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-23 | 1958-04-24 | 1958-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-23 | 1962-04-24 | 1962-10-24 | $7700.00 | Window Closed / Lapsed |