US2890473A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Doctors for paper and like machines
Assignee: Vickerys Ltd
•
Filing: 1954-12-14
•
Granted: 1959-06-16
•
Expires: 1974-12-14
Abstract
No abstract record available.
Inventors
- 👤 Scott Harold Eric Baliol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:05
CPC Classifications
F; F26; F26B; F26B17/00; F26B17/28; F26B17/284; F26B17/286; B; B21; B21B; B21B28/00; B21B28/02; B21B28/04; D; D21; D21G; D21G3/00; D21G3/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1803925A
Cited
US1803927A
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US2287350A
Cited
US2300908A
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US2376502A
Cited
US2418706A
Cited
US2477339A
Cited
US2673494A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-15 | 1962-12-15 | 1963-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-15 | 1966-12-15 | 1967-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-15 | 1970-12-15 | 1971-06-16 | $7700.00 | Window Closed / Lapsed |