Patent US4861161A successfully refreshed from Google Patents.
US2470141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive waterproof plastic composition
Assignee: Individual
•
Filing: 1945-07-20
•
Granted: 1949-05-17
•
Expires: 1965-07-20
Abstract
No abstract record available.
Inventors
- 👤 Lawrence C Caves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:45
CPC Classifications
C; C09; C09J; C09J195/00; C08; C08L; C08L2666/00; C08L2666/02; C08L2666/04; C08L2666/08; Y; Y10; Y10S; Y10S524/00; Y10S524/925
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US734483A
Cited
GB216245A
Cited
GB216602A
Cited
US2066459A
Cited
GB434317A
Cited
US2092332A
Cited
US2215383A
Cited
US2337339A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-16 | 1952-11-15 | 1953-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-16 | 1956-11-15 | 1957-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-16 | 1960-11-15 | 1961-05-17 | $7700.00 | Window Closed / Lapsed |