US3026569A
Expired / Lapsed
US
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Method of fabricating omicron-rings
Assignee: Individual
•
Filing: 1959-02-16
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Granted: 1962-03-27
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Expires: 1979-02-16
Abstract
No abstract record available.
Inventors
- 👤 Philip B Keller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:39
CPC Classifications
B; B29; B29C; B29C69/00; B29C69/001; B29C66/00; B29C66/01; B29C66/03; B29C66/032; B29C66/0324; B29C66/03241; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/50; B29C66/51; B29C66/52; B29C66/526; B29C66/5261; B29C66/69; B29C66/70; B29C66/71; B29C66/80; B29C66/82; B29C66/824; B29C66/8242; B29C66/83; B29C66/832; B29C66/8322; B29D; B29D99/00; B29D99/0082; B29C48/00; B29C48/001; B29C48/0019; B29C48/0022; B29C48/03; B29C48/05; B29C48/06; B29C48/07; B29C48/08; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/30; B29C65/305; B29C66/90; B29C66/91; B29C66/914; B29C66/9141; B29C66/91421; B29C66/91431; B29C66/9161; B29C66/91641; B29K; B29K2021/00; B29L; B29L2031/00; B29L2031/709; B29L2031/7096; Y; Y10; Y10S; Y10S425/00; Y10S425/042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-26 | 1965-09-25 | 1966-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-26 | 1969-09-25 | 1970-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-26 | 1973-09-25 | 1974-03-27 | $7700.00 | Window Closed / Lapsed |