US3178155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carpet installing apparatus
Assignee: Individual
•
Filing: 1963-11-15
•
Granted: 1965-04-13
•
Expires: 1983-11-15
Abstract
No abstract record available.
Inventors
- 👤 Bird Ruth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:36
CPC Classifications
A; A47; A47G; A47G27/00; A47G27/04; A47G27/0487; A47G27/0493
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A CARPET STRETCHING DEVICE COMPRISING A VACUUM CUP WALL ENGAGING MEMBER, A REARWARDLY DOWNWARDLY INCLINED LINK HAVING A FORWARD END PIVOTALLY CONNECTED TO SAID VACUUM CUP MEMBER AND A REAR END, A LONGITUDINALLY EXTENDING HORIZONTAL STRUT PIVOTALLY CONNECTED TO SAID LINK REAR END AND DIRECTED FORWARDLY THEREFROM, A CARPET GRIPPING HEAD MOUNTED ON SAID STRUT AND HORIZONTALLY LONGITUDINALLY MOVABLE RELATIVE THERETO, AND MEANS FOR APPLY-
Claim 2
Dependent Claim
65 words
A CARPET STRETCHING DEVICE COMPRISING A VACUUM CUP WALL ENGAGING MEMBER, A REARWARDLY DOWNWARDLY INCLINED LINK HAVING A FORWARD END PIVOTALLY CONNECTED TO SAID VACUUM CUP MEMBER AND A REAR END, A LONGITUDINALLY EXTENDING HORIZONTAL STRUT PIVOTALLY CONNECTED TO SAID LINK REAR END AND DIRECTED FORWARDLY THEREFROM, A CARPET GRIPPING HEAD MOUNTED ON SAID STRUT AND HORIZONTALLY LONGITUDINALLY MOVABLE RELATIVE THERETO, AND MEANS FOR APPLY-
References Cited (Backward Citations)
US242960A
Cited
US564317A
Cited
US639718A
Cited
US716904A
Cited
US736873A
Cited
US2918282A
Cited
US3082988A
Cited
US2987098A
Cited
US3001762A
Cited
US3022979A
Cited
US3029547A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |