US2778748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Destaticization of plastic articles
Assignee: Dictaphone Corp
•
Filing: 1952-04-11
•
Granted: 1957-01-22
•
Expires: 1972-04-11
Abstract
No abstract record available.
Inventors
- 👤 Richard G Rowe
- 👤 Jr Guiles Flower
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:30
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/04; C08J7/06; C08J7/065; C08J7/044
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
AN ANTI-STATIC PLASTIC ARTICLE CONSISTING OF A SOUND RECORDING MEDIUM MOLDED FROM AN ORGANIC MOLDING PLASTIC SELECTED FROM THE GROUP CONSISTING OF SYNTHETIC RESINS AND CELLULOSIC PLASTICS, AND HAVING A THIN LAYER OF HEPTADECYL IMIDAZOLINE ETHANOL THEREON.
Claim 2
Dependent Claim
37 words
AN ANTI-STATIC PLASTIC ARTICLE CONSISTING OF A SOUND RECORDING MEDIUM MOLDED FROM AN ORGANIC MOLDING PLASTIC SELECTED FROM THE GROUP CONSISTING OF SYNTHETIC RESINS AND CELLULOSIC PLASTICS, AND HAVING A THIN LAYER OF HEPTADECYL IMIDAZOLINE ETHANOL THEREON.
References Cited (Backward Citations)
US2030568A
Cited
US2215861A
Cited
US2249514A
Cited
US2312913A
Cited
US2403960A
Cited
US2581836A
Cited
US2597708A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-22 | 1960-07-23 | 1961-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-22 | 1964-07-23 | 1965-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-22 | 1968-07-23 | 1969-01-22 | $7700.00 | Window Closed / Lapsed |