US3451878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated article with decorative dots dispersed therethrough
Assignee: RANDALL H DOUGHTY
•
Filing: 1965-03-29
•
Granted: 1969-06-24
•
Expires: 1985-03-29
Abstract
No abstract record available.
Inventors
- 👤 Frederick S T Fung
- 👤 Randall H Doughty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:52
CPC Classifications
D; D21; D21H; D21H27/00; D21H27/02; B; B44; B44F; B44F1/00; B44F1/06; D21H27/18; D21H27/22; D21H27/26; Y; Y10; Y10T; Y10T428/00; Y10T428/22; Y10T428/27; Y10T428/273
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A HEAT AND PRESSURE CONSOLIDATED LAMINATED ARTICLE COMPRISING A PLURALITY OF FIBROUS SHEETS IMPREGNATED AND BONDED TOGETHER WITH A THERMOSETTING RESIN, DECORATIVE PARTICLES DISPOSED IN ONE OF SAID SHEETS AND IMPREGNATED WITH SAID THERMOSETTING RESIN, SAID DECORATIVE PARTICLES COMPRISING PAPER PARTICLES HAVING A DECORATIVE COATING THEREON, SAID PAPER PARTICLES HAVING A GURLEY DENSOMETER VALUE IN THE RANGE OF LESS THAN 70 SECONDS AND GREATER THAN 20 SECONDS FOR 400 MILLILITERS OF AIR.
Claim 2
Dependent Claim
72 words
A HEAT AND PRESSURE CONSOLIDATED LAMINATED ARTICLE COMPRISING A PLURALITY OF FIBROUS SHEETS IMPREGNATED AND BONDED TOGETHER WITH A THERMOSETTING RESIN, DECORATIVE PARTICLES DISPOSED IN ONE OF SAID SHEETS AND IMPREGNATED WITH SAID THERMOSETTING RESIN, SAID DECORATIVE PARTICLES COMPRISING PAPER PARTICLES HAVING A DECORATIVE COATING THEREON, SAID PAPER PARTICLES HAVING A GURLEY DENSOMETER VALUE IN THE RANGE OF LESS THAN 70 SECONDS AND GREATER THAN 20 SECONDS FOR 400 MILLILITERS OF AIR.
References Cited (Backward Citations)
US447336A
Cited
US1886928A
Cited
US2620853A
Cited
US2801198A
Cited
US2816851A
Cited
US3265548A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |