US2817640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wax composition and fibrous material coated therewith
Assignee: Gulf Research and Development Co
•
Filing: 1955-04-12
•
Granted: 1957-12-24
•
Expires: 1975-04-12
Abstract
No abstract record available.
Inventors
- 👤 Philip R Templin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:25
CPC Classifications
D; D21; D21H; D21H19/00; D21H19/10; D21H19/14; D21H19/18; C; C09; C09D; C09D191/00; C09D191/06; C09D191/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
AN IMPROVED PARAFFIN WAX COMPOSITION COMPRISING A MAJOR AMOUNT OF A PARAFLLN WAX AND A MONOR AMOUNT OF A RUBBERY ISOBUTYLENE POLYMER AND A LONG-CHAIN ALCOHOL WAX HAVING THE FOLLOWING STRUCTUAL FORMULA
Claim 2
Dependent Claim
32 words
AN IMPROVED PARAFFIN WAX COMPOSITION COMPRISING A MAJOR AMOUNT OF A PARAFLLN WAX AND A MONOR AMOUNT OF A RUBBERY ISOBUTYLENE POLYMER AND A LONG-CHAIN ALCOHOL WAX HAVING THE FOLLOWING STRUCTUAL FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-23 | 1961-06-24 | 1961-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-23 | 1965-06-24 | 1965-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-23 | 1969-06-24 | 1969-12-24 | $7700.00 | Window Closed / Lapsed |