US3461799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gate control means for traveling platen roller
Assignee: Vertex Industries Inc
•
Filing: 1967-03-22
•
Granted: 1969-08-19
•
Expires: 1987-03-22
Abstract
No abstract record available.
Inventors
- 👤 Bryce Wilson Blair
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:49
CPC Classifications
B; B41; B41L; B41L19/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1385788A
Cited
US2994265A
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US3003415A
Cited
US3018725A
Cited
US3048097A
Cited
US3179046A
Cited
US3253541A
Cited
US3272120A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-18 | 1973-02-17 | 1973-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-18 | 1977-02-17 | 1977-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-18 | 1981-02-17 | 1981-08-19 | $7700.00 | Window Closed / Lapsed |