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US3462994A
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Assignee: CHARLES I MAUST
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Filing: 1966-08-29
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Granted: 1969-08-26
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Expires: 1986-08-29
Abstract
No abstract record available.
Inventors
- 👤 Charles I Maust
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:55
CPC Classifications
F; F16; F16K; F16K17/00; F16K17/006; F16K15/00; F16K15/02; F16K15/06; F16K15/063; F16K15/18; F16K15/182; F16K37/00; F16K37/0025; F16K37/0041; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7876; Y10T137/7877; Y10T137/7904; Y10T137/7922; Y10T137/7929; Y10T137/7935; Y10T137/7936; Y10T137/8158; Y10T137/8225; Y10T137/8242; Y10T137/8326
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1861420A
Cited
US2356410A
Cited
US2661016A
Cited
US2787127A
Cited
US3100502A
Cited
US3154248A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-25 | 1973-02-24 | 1973-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-25 | 1977-02-24 | 1977-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-25 | 1981-02-24 | 1981-08-26 | $7700.00 | Window Closed / Lapsed |