Patent US3090330A successfully refreshed from Google Patents.
US3090330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable desk
Assignee: Individual
•
Filing: 1962-04-05
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Granted: 1963-05-21
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Expires: 1982-04-05
Abstract
No abstract record available.
Inventors
- 👤 Clarence A Best
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:19
CPC Classifications
A; A47; A47B; A47B23/00; A47B23/002; A45; A45F; A45F5/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A PORTABLE DESK COMPRISING A SUBSTANTIALLY VERTICAL BODY PLATE, MEANS FOR SECURING SAID PLATE ON THE BODY OF A USER, A VERTICAL DISK ROTATABLY MOUNTED ON SAID PLATE IN PARALLELISM THEREWITH, A WRITING PANEL HINGEDLY MOUNTED ON THE DISK FOR SWINGING MOVEMENT TO A SUBSTANTIALLY HORIZONTAL OPERATIVE POSITION, MEANS FOR SUPPORTING SAID PANEL IN SAID OPERATIVE POSITION, AND MEANS FOR LIMITING ROTATION OF THE DISK AND THE PANEL THEREON IN OPPOSITE DIRECTIONS, THE LAST-NAMED MEANS INCLUDING CLEATS MOUNTED ON THE PLATE AT RIGHT ANGLES TO EACH OTHER WITH ONE END IN THE PATH OF THE PANEL FOR ENGAGEMENT THEREBY.
Claim 2
Dependent Claim
99 words
A PORTABLE DESK COMPRISING A SUBSTANTIALLY VERTICAL BODY PLATE, MEANS FOR SECURING SAID PLATE ON THE BODY OF A USER, A VERTICAL DISK ROTATABLY MOUNTED ON SAID PLATE IN PARALLELISM THEREWITH, A WRITING PANEL HINGEDLY MOUNTED ON THE DISK FOR SWINGING MOVEMENT TO A SUBSTANTIALLY HORIZONTAL OPERATIVE POSITION, MEANS FOR SUPPORTING SAID PANEL IN SAID OPERATIVE POSITION, AND MEANS FOR LIMITING ROTATION OF THE DISK AND THE PANEL THEREON IN OPPOSITE DIRECTIONS, THE LAST-NAMED MEANS INCLUDING CLEATS MOUNTED ON THE PLATE AT RIGHT ANGLES TO EACH OTHER WITH ONE END IN THE PATH OF THE PANEL FOR ENGAGEMENT THEREBY.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |