Patent US3261460A successfully refreshed from Google Patents.
US3261460A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire protection for paper rolls
Assignee: Phillips Petroleum Co
•
Filing: 1964-06-29
•
Granted: 1966-07-19
•
Expires: 1984-06-29
Abstract
No abstract record available.
Inventors
- 👤 John C Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:22
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/67; B65D85/671
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A FIREPROOF, WATER-REPELLING PACKAGE COMPRISING A CYLINDRICAL CORE; A SHEET OF PAPER WOUND ON SAID CORE TO FORM A ROLL OF PAPER; A BELLY WRAPPER WOUND ONCE AROUND SAID ROLL OF PAPER, SAID BELLY WRAPPER COMPRIING A LAYER OF PAPER BONDED TO A LAYER OF METAL FOIL, THE WIDTH OF SAID LAYER OF METAL FOIL BEING AT LEAST EQUAL TO THE HEIGHT OF SAID ROLL OF PAPER, THE WIDTH OF SAID LAYER OF PAPER BEING GREATER THAN THE WIDTH OF SAID LAYER OF METAL FOIL, THE LAYER OF PAPER EXTENDING BEYOND THE LAYER OF METAL FOIL ON BOTH SIDES THEREOF TO FORM A BARE PAPER MARGIN ONE EACH SIDE, EACH PAPER MARGIN BEING FOLDED OVER THE RESPECTIVE END OF SAID ROLL OF PAPER, SAID METAL FOIL LAYER ON THE SURFACE OF SAID PAPER
Claim 2
Dependent Claim
133 words
A FIREPROOF, WATER-REPELLING PACKAGE COMPRISING A CYLINDRICAL CORE; A SHEET OF PAPER WOUND ON SAID CORE TO FORM A ROLL OF PAPER; A BELLY WRAPPER WOUND ONCE AROUND SAID ROLL OF PAPER, SAID BELLY WRAPPER COMPRIING A LAYER OF PAPER BONDED TO A LAYER OF METAL FOIL, THE WIDTH OF SAID LAYER OF METAL FOIL BEING AT LEAST EQUAL TO THE HEIGHT OF SAID ROLL OF PAPER, THE WIDTH OF SAID LAYER OF PAPER BEING GREATER THAN THE WIDTH OF SAID LAYER OF METAL FOIL, THE LAYER OF PAPER EXTENDING BEYOND THE LAYER OF METAL FOIL ON BOTH SIDES THEREOF TO FORM A BARE PAPER MARGIN ONE EACH SIDE, EACH PAPER MARGIN BEING FOLDED OVER THE RESPECTIVE END OF SAID ROLL OF PAPER, SAID METAL FOIL LAYER ON THE SURFACE OF SAID PAPER
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) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |