US3510038A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for handling fibrous elements forwarded in fluid streams
Assignee: EIDP Inc
•
Filing: 1966-11-07
•
Granted: 1970-05-05
•
Expires: 1986-11-07
Abstract
No abstract record available.
Inventors
- 👤 Robert Wendel Bundy
- 👤 Thomas Melvin Sheets
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:37
CPC Classifications
D; D04; D04H; D04H3/00; D04H3/08; D04H3/16; D04H3/02; D04H3/03
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |