US2622313A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for applying an aqueous bituminous emulsion to a fibrous web
Assignee: Patent and Licensing Corp
•
Filing: 1948-12-04
•
Granted: 1952-12-23
•
Expires: 1968-12-04
Abstract
No abstract record available.
Inventors
- 👤 Macdonald Chester Rice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:40
CPC Classifications
D; D21; D21H; D21H23/00; D21H23/02; D21H23/22; D21H23/52; D21H23/56; D21H23/58; D21H5/00; D21H5/0005; D21H5/0025; D21H5/003; D21H5/0032; Y; Y10; Y10S; Y10S118/00; Y10S118/15
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US436525A
Cited
US709190A
Cited
US825094A
Cited
US913731A
Cited
US944607A
Cited
US1406275A
Cited
US1497196A
Cited
US1724137A
Cited
US1955442A
Cited
US2157874A
Cited
US2249182A
Cited
US2306583A
Cited
US2352978A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-23 | 1956-06-23 | 1956-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-23 | 1960-06-23 | 1960-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-23 | 1964-06-23 | 1964-12-23 | $7700.00 | Window Closed / Lapsed |