US3405873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refuse treating apparatus
Assignee: Vickers Seerdrum Ltd
•
Filing: 1965-12-06
•
Granted: 1968-10-15
•
Expires: 1985-12-06
Abstract
No abstract record available.
Inventors
- 👤 Gothard Sydney Averill
- 👤 Rees Donald Frank
- 👤 Brunt Laurence Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:26
CPC Classifications
B; B03; B03B; B03B9/00; B03B9/06; B02; B02C; B02C17/00; B02C17/007; B02C17/02; B02C17/18; B02C17/22; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/52; Y10; Y10S; Y10S241/00; Y10S241/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1043349A
Cited
US843466A
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DE548853C
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GB416869A
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US2069164A
Cited
US2695221A
Cited
US2721035A
Cited
US2809789A
Cited
US2964184A
Cited
US3018059A
Cited
US2950870A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-15 | 1972-04-15 | 1972-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-15 | 1976-04-15 | 1976-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-15 | 1980-04-15 | 1980-10-15 | $7700.00 | Window Closed / Lapsed |