Patent US3687722A successfully refreshed from Google Patents.
Patent US4014413A successfully refreshed from Google Patents.
Patent US2466906A successfully refreshed from Google Patents.
US2466906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for forming fibrous webs
Assignee: Ransburg Corp
•
Filing: 1946-11-23
•
Granted: 1949-04-12
•
Expires: 1966-11-23
Abstract
No abstract record available.
Inventors
- 👤 Emery P Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:24
CPC Classifications
B; B05; B05C; B05C19/00; B05C19/001; B05C19/002; B05B; B05B5/00; B05B5/08; B05B5/081; B27; B27N; B27N3/00; B27N3/08; B27N3/10; B27N3/14; D; D04; D04H; D04H1/00; Y; Y10; Y10S; Y10S260/00; Y10S260/41
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2086757A
Cited
US1964668A
Cited
US2173032A
Cited
US2152077A
Cited
US2189840A
Cited
US2217444A
Cited
US2334648A
Cited
US2270341A
Cited
US2385873A
Cited
US2363480A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-11 | 1952-10-11 | 1953-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-11 | 1956-10-11 | 1957-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-11 | 1960-10-11 | 1961-04-12 | $7700.00 | Window Closed / Lapsed |