US2788719A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flow control apparatus
Assignee: KLMBERLY CLARK CORP
•
Filing: 1954-02-11
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Granted: 1957-04-16
•
Expires: 1974-02-11
Abstract
No abstract record available.
Inventors
- 👤 Henry W Bennett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:34
CPC Classifications
D; D21; D21F; D21F1/00; D21F1/02; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87265
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA478859A
Cited
DE535589C
Cited
US1909150A
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US2037940A
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US2329799A
Cited
US2402063A
Cited
US2684690A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-15 | 1960-10-15 | 1961-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-15 | 1964-10-15 | 1965-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-15 | 1968-10-15 | 1969-04-16 | $7700.00 | Window Closed / Lapsed |