US2850404A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joint tape
Assignee: Individual
•
Filing: 1955-11-21
•
Granted: 1958-09-02
•
Expires: 1975-11-21
Abstract
No abstract record available.
Inventors
- 👤 Arthur H Dunlap
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:51
CPC Classifications
E; E04; E04F; E04F21/00; E04F13/00; E04F13/02; E04F13/04; E04F13/042; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24322; Y10T428/24331; Y10T428/24355; Y10T428/24752; Y10T428/24769
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
79 words
A TAPE FOR COVERING THE JOINT BETWEEN ADJOINING PANELS IN DRYWALL CONSTRUCTION COMPRISING A STRIP OF MOISTURE ABSORBENT PAPER HAVING PERFORATED SIDE EDGE PORTIONS WHICH ARE TAPERED TOWARD THE SIDE EDGE MARGINS OF THE STRIP AND WHICH HAVE THEIR BACK FACES ROUGHENED TO SPEED UP ABSORPTION THEREAT, AND A MOISTURE RESISTANT COATING APPLIED TO THE BACK FACE OF THE STROP BETWEEN SAID ROUGHENED BACK FACES, THE REMAINDER OF SAID STRIP BEING FREE TO ABSORB MOISTURE THROUGH ITS BACK FACE.
References Cited (Backward Citations)
US1321421A
Cited
US1168254A
Cited
US2030135A
Cited
US2180433A
Cited
US2354574A
Cited
US2537509A
Cited
US2409892A
Cited
US2667822A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-01 | 1962-03-03 | 1962-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-01 | 1966-03-03 | 1966-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-01 | 1970-03-03 | 1970-09-02 | $7700.00 | Window Closed / Lapsed |