US3426686A
Expired / Lapsed
US
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Assignee: Ulrich Manufacturing Co
•
Filing: 1966-04-04
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Granted: 1969-02-11
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Expires: 1986-04-04
Abstract
No abstract record available.
Inventors
- 👤 Arthur F Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:49
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/09; F; F04; F04B; F04B1/00; F04B1/12; F04B1/20; F04B1/2014; F04B1/2064; F04B1/2078; F04B1/2085; F04B1/26; F04B1/30; F04B1/32; F04B1/324; F04B23/00; F04B23/04; F04B23/08; F04B23/10; F04B23/106; F04B49/00; F04B49/002; F15; F15B; F15B11/00; F15B11/02; F15B2211/00; F15B2211/20; F15B2211/205; F15B2211/2053; F15B2211/20546; F15B2211/20553; F15B2211/20576; F15B2211/25; F15B2211/251; F15B2211/255; F15B2211/30; F15B2211/305; F15B2211/30525; F15B2211/315; F15B2211/31523; F15B2211/31535; F15B2211/50; F15B2211/505; F15B2211/50509; F15B2211/50518; F15B2211/515; F15B2211/5151; F15B2211/55; F15B2211/60; F15B2211/605; F15B2211/6051; F15B2211/61; F15B2211/613; F15B2211/635; F15B2211/6355
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1972-02-11 | 1972-08-12 | 1973-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-11 | 1976-08-12 | 1977-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-11 | 1980-08-12 | 1981-02-11 | $7700.00 | Window Closed / Lapsed |