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US3065856A
Expired / Lapsed
US
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Fluid filter and method of making same
Assignee: Individual
•
Filing: 1958-04-29
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Granted: 1962-11-27
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Expires: 1978-04-29
Abstract
No abstract record available.
Inventors
- 👤 Joshua H Goldman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:21
CPC Classifications
B; B01; B01D; B01D46/00; B01D29/00; B01D29/11; B01D29/111; B01D29/13; B01D29/15; B01D29/21; B01D29/216; B01D39/00; B01D39/14; B01D39/16; B01D39/1607; B01D39/1615; B01D39/20; B01D39/2003; B01D39/2017; B01D39/2027; B01D39/2041; B01D2239/00; B01D2239/06; B01D2239/0604; B01D2239/0613; B01D2239/065; B01D2239/0654; B01D2239/069; B01D2239/0695; B01D2239/08; B01D2239/086
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
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Cited
US1752050A
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US1751000A
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US1958268A
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US2028061A
Cited
US2152901A
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USRE22651E
Cited
US2657806A
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US2704734A
Cited
US2740184A
Cited
US2710275A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-26 | 1966-05-28 | 1966-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-26 | 1970-05-28 | 1970-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-26 | 1974-05-28 | 1974-11-27 | $7700.00 | Window Closed / Lapsed |