US2769794A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water vapor impervious synthetic resin composition
Assignee: Individual
•
Filing: 1953-03-04
•
Granted: 1956-11-06
•
Expires: 1973-03-04
Abstract
No abstract record available.
Inventors
- 👤 Myron A Coler
- 👤 Herbert A Gottschall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:34
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/34; C08K3/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
A COMPOSITION COMPRISING A RESINUOUS SYNTHETIC MATERIAL SELECTED FROM THE GROUP CONSISTING OF POLYETHYLENE, POLYMETHYL-METHACRYLATE AND POLYSTYRENE AND BETWEEN 1% AND 20% BY WEIGHT OF AN AGENT SELECTED FROM THE GROUP CONSISTING OF PLASTER OF PARIS AND PORTLAND CEMENT.
Claim 2
Dependent Claim
39 words
A COMPOSITION COMPRISING A RESINUOUS SYNTHETIC MATERIAL SELECTED FROM THE GROUP CONSISTING OF POLYETHYLENE, POLYMETHYL-METHACRYLATE AND POLYSTYRENE AND BETWEEN 1% AND 20% BY WEIGHT OF AN AGENT SELECTED FROM THE GROUP CONSISTING OF PLASTER OF PARIS AND PORTLAND CEMENT.
References Cited (Backward Citations)
US2419440A
Cited
GB345197A
Cited
US2218710A
Cited
US2199557A
Cited
US2305804A
Cited
US2571343A
Cited
US2630425A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |