US3387708A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper machine screen
Assignee: Beloit Corp
•
Filing: 1966-01-24
•
Granted: 1968-06-11
•
Expires: 1986-01-24
Abstract
No abstract record available.
Inventors
- 👤 Salomon M Salomon
- 👤 Robert W Schroeder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:22
CPC Classifications
D; D21; D21D; D21D5/00; D21D5/02; D21D5/06; B; B01; B01D; B01D29/00; B01D29/11; B01D29/13; B01D29/15; B01D29/23; B01D29/50; B01D29/52; B01D29/54; B01D29/76; B01D29/86; B01D29/88; B01D29/90; B01D29/908; B01D29/94; B01D29/945
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1647799A
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US2276118A
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US3029951A
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US3232436A
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US3159572A
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US3174522A
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US3223239A
Cited
US3149067A
Cited
US3261468A
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US3211292A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-11 | 1971-12-11 | 1972-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-11 | 1975-12-11 | 1976-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-11 | 1979-12-11 | 1980-06-11 | $7700.00 | Window Closed / Lapsed |