US2368004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low consistency regulator and volume control
Assignee: CRAM Co Inc
•
Filing: 1943-04-09
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Granted: 1945-01-23
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Expires: 1963-04-09
Abstract
No abstract record available.
Inventors
- 👤 Hervey G Cram
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:53
CPC Classifications
D; D21; D21F; D21F1/00; D21F1/08; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2499; Y10T137/2506; Y10T137/7722; Y10T137/7758; Y10T137/7762; Y10T137/7769; Y10T137/794; Y10T137/8049
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-01-23 | 1948-07-24 | 1949-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-01-23 | 1952-07-24 | 1953-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-01-23 | 1956-07-24 | 1957-01-23 | $7700.00 | Window Closed / Lapsed |