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US2914288A
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Assignee: Controls Company of America
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Filing: 1955-12-22
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Granted: 1959-11-24
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Expires: 1975-12-22
Abstract
No abstract record available.
Inventors
- 👤 Wilbert E Beller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:44
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/08; F16B; F16B2/00; F16B2/20; F16B2/22; F16B2/24; F16B2/248
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US756924A
Cited
GB190314544A
Cited
US1098141A
Cited
US2063827A
Cited
US2068932A
Cited
US2326903A
Cited
US2678798A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-23 | 1963-05-25 | 1963-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-23 | 1967-05-25 | 1967-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-23 | 1971-05-25 | 1971-11-24 | $7700.00 | Window Closed / Lapsed |