US3104915A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scouring pads
Assignee: General Foods Corp
•
Filing: 1960-04-28
•
Granted: 1963-09-24
•
Expires: 1980-04-28
Abstract
No abstract record available.
Inventors
- 👤 Mark J Perkovich
- 👤 Charles R Wardwell
- 👤 Edgar H Wolfe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:08
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/02; A47L13/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
62 words
A PAPER BACKING ADAPTED TO BE FIXED TO AN ELEMENT, COMPRISING A SHEET OF PAPER TWO OPPOSED MARGINE, AND A FREE FILM OF HEAT ACTIVATABLE THERMOPLASTIC ADHESIVE HAVING AN OUTLINE WHEN OPPOSITE SAID SHEET SUBSTANTIALLY COEXTENSIVE THEREWITH, SAID FILM BEING ANCHORED TO SAID SHEET ONLY AT A CENTRAL PORTION OF SAID SHEET THEREBY PROBETWEEN AND TO SAID OPPOSED MARGINS AND THEREBY PRO-
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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) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |