US2985174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper pad clamping fixture
Assignee: ORAVISUAL CO Inc
•
Filing: 1957-12-02
•
Granted: 1961-05-23
•
Expires: 1977-12-02
Abstract
No abstract record available.
Inventors
- 👤 Chester K Guth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:30
CPC Classifications
B; B42; B42F; B42F9/00; Y; Y10; Y10T; Y10T24/00; Y10T24/20; Y10T24/201
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US428818A
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US526397A
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US2735519A
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US875151A
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FR603530A
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DE649276C
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CH211316A
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US2443150A
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US2573913A
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US2897013A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-22 | 1964-11-21 | 1965-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-22 | 1968-11-21 | 1969-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-22 | 1972-11-21 | 1973-05-23 | $7700.00 | Window Closed / Lapsed |