US3059778A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deckle strap for decker filter
Assignee: Dorr Oliver Inc
•
Filing: 1958-06-02
•
Granted: 1962-10-23
•
Expires: 1978-06-02
Abstract
No abstract record available.
Inventors
- 👤 Leonard C Rabbitts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:07
CPC Classifications
D; D21; D21C; D21C9/00; D21C9/18; B; B01; B01D; B01D33/00; B01D33/06; B01D33/073; B01D33/70; B01D33/74; B01D37/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE182563C
Cited
US2092252A
Cited
GB478484A
Cited
US2302578A
Cited
US2639000A
Cited
US2751086A
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US2788125A
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US2903278A
Cited
US2893760A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |