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US3459248A
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Assignee: Individual
•
Filing: 1968-01-11
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Granted: 1969-08-05
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Expires: 1988-01-11
Abstract
No abstract record available.
Inventors
- 👤 Richard E Waller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:14
CPC Classifications
F; F16; F16B; F16B37/00; F16B37/12; F16B39/00; F16B39/22; F16B39/28; F16B39/36; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2607259A
Cited
US2874741A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-04 | 1973-02-03 | 1973-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-04 | 1977-02-03 | 1977-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-04 | 1981-02-03 | 1981-08-05 | $7700.00 | Window Closed / Lapsed |