US3238925A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copyholders
Assignee: Individual
•
Filing: 1964-09-14
•
Granted: 1966-03-08
•
Expires: 1984-09-14
Abstract
No abstract record available.
Inventors
- 👤 Erwin G Swett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:44
CPC Classifications
B; B41; B41J; B41J29/00; B41J29/15
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
IN COMBINATION WITH A COPYHOLDER OF THE KIND IN WHICH A COPYBOARD IS MOUNTED ON A SWING ARM PIVOTED FOR A SWINGING MOTION ABOUT ONE END, A SUPPORT FOR THE OTHER END OF THE SWING ARM HAVING AN UPPER END ADAPTED TO ENGAGE AN SUPPORT THE UNDERSIDE OF THE SWING ARM AND INCLUDING ADJUSTABLE MEANS FOR VARYING THE LENGTH OF THE SUPPORT AND WHEEL MEANS DETACHABLY MOUNTED AT THE OTHER END OF THE SUPPORT WHEREBY THE SUPPORT IS FREELY ROLLABLE ALONG THE SURFACE OF THE DESK DURING SWINGING MOVEMENT OF THE SWING ARM.
Claim 2
Dependent Claim
93 words
IN COMBINATION WITH A COPYHOLDER OF THE KIND IN WHICH A COPYBOARD IS MOUNTED ON A SWING ARM PIVOTED FOR A SWINGING MOTION ABOUT ONE END, A SUPPORT FOR THE OTHER END OF THE SWING ARM HAVING AN UPPER END ADAPTED TO ENGAGE AN SUPPORT THE UNDERSIDE OF THE SWING ARM AND INCLUDING ADJUSTABLE MEANS FOR VARYING THE LENGTH OF THE SUPPORT AND WHEEL MEANS DETACHABLY MOUNTED AT THE OTHER END OF THE SUPPORT WHEREBY THE SUPPORT IS FREELY ROLLABLE ALONG THE SURFACE OF THE DESK DURING SWINGING MOVEMENT OF THE SWING ARM.
References Cited (Backward Citations)
US592780A
Cited
US975924A
Cited
US1071428A
Cited
US1203659A
Cited
US1160211A
Cited
US1685041A
Cited
US1795857A
Cited
US2016941A
Cited
US2195366A
Cited
US3100241A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |