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US3513010A
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Assignee: Kalvar Corp
•
Filing: 1966-07-11
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Granted: 1970-05-19
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Expires: 1986-07-11
Abstract
No abstract record available.
Inventors
- 👤 Norman T Notley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:24
CPC Classifications
G; G03; G03F; G03F1/00; G03F1/92; B; B41; B41M; B41M5/00; B41M5/124; G03B; G03B27/00; G03B27/02; G03B27/14; G03B27/30; G03B27/306; G03C; G03C5/00; G03C5/60; Y; Y10; Y10S; Y10S430/00; Y10S430/152
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2680062A
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US2739909A
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US2911299A
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US2846727A
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US2993805A
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US3171744A
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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) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |