US3274635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sponge mops
Assignee: Individual
•
Filing: 1965-08-20
•
Granted: 1966-09-27
•
Expires: 1985-08-20
Abstract
No abstract record available.
Inventors
- 👤 Howard A Myers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:31
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/14; A47L13/20; A47L13/24; A47L13/254; A47L13/257
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
96 words
A SPONGE BODY FOR A MOP HAVING TWO PRINCIPAL, SUBSTANTIALLY FLAT AND PARALLEL WORK-ENGAGING FACES, A CHAMBER CENTRALLY OF SAID BODY AND EXTENDING THERETHROUGH PARALLEL TO SAID FACES AND AT RIGHT ANGLES TO THE PRINCIPAL DIRECTION OF MOVEMENT OF THE MOP BODY IN NORMAL USE, AND A SLOT OPENING THROUGH THE REAR EDGE OF THE BODY AT RIGHT ANGLES TO AND EXTENDING THROUGH SAID FACES AND INTERSECTING SAID CHAMBER, AND SLEEVE-LIKE, BODY REINFORCING MEANS WITHIN SAID CHAMBER REINFORCING SUBSTANTIAL LENGTHS OF THE CHAMBER ON BOTH SIDES OF THE SLOT AND HAVING A YIELDABLE INNER FRICTION SURFACE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |