US3375152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for applying continuous lengths of polymeric film to the sides of a rigid substrate
Assignee: EIDP Inc
•
Filing: 1963-11-04
•
Granted: 1968-03-26
•
Expires: 1983-11-04
Abstract
No abstract record available.
Inventors
- 👤 Ronald E Lundberg
- 👤 Frank J Wegrzyn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:30
CPC Classifications
B; B65; B65B; B65B11/00; B65B11/06; B29; B29C; B29C63/00; B29C63/02; B29C63/04; B29C63/044; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/1052; Y10T156/12; Y10T156/1317; Y10T156/1343
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A PROCESS FOR APPLYING CONTINUOUS LENGTHS OF POLYMERIC FILM TO THE SIDES OF A RIGID SUBSTRATE CMPRISING: CONTINUOUSLY ADVANCING SUCCESSIVE LENGTHS JOF A RIGID SUBSTRATE HAVING A POLYLATERAL CROSS-SECTION BOUNDED BY AT LEAST FOUR SUBSTANTIALLY PLANAR SURFACES; ADHESIVELY APPLYING A PORTION OF THE WIDTH OF A CONTINUOUS LENGTH OF FLEXIBLE POLYMERIC FILM TO A FIRST SUBSTANTIALLY PLANAR SURFACE OF EACH SUCCESSIVE LENGTH OF SUBSTRATE; ADHESIVELY APPLYING THE REMAINING UNADHERED PORTION OF THE WIDTH OF SAID FILM INTO CONTACT WITH AT LEAST TWO ADDITIONAL SERIALLY CONTIGUOUS SUBSTANTIALLY LPLANAR SURFACES OF EACH SUCCESSIVE LENGTH OF SUBSTRATE TO SUBSTANTIALLY WRTAP SAID SUBSTRATE WITH SAID FILM AND SEVERING SAID FILM INTERMEDIATE SAID SUCCESSIVE LENGTHS OF FILM WRAPPED SUBSTRATE.
Claim 2
Dependent Claim
114 words
A PROCESS FOR APPLYING CONTINUOUS LENGTHS OF POLYMERIC FILM TO THE SIDES OF A RIGID SUBSTRATE CMPRISING: CONTINUOUSLY ADVANCING SUCCESSIVE LENGTHS JOF A RIGID SUBSTRATE HAVING A POLYLATERAL CROSS-SECTION BOUNDED BY AT LEAST FOUR SUBSTANTIALLY PLANAR SURFACES; ADHESIVELY APPLYING A PORTION OF THE WIDTH OF A CONTINUOUS LENGTH OF FLEXIBLE POLYMERIC FILM TO A FIRST SUBSTANTIALLY PLANAR SURFACE OF EACH SUCCESSIVE LENGTH OF SUBSTRATE; ADHESIVELY APPLYING THE REMAINING UNADHERED PORTION OF THE WIDTH OF SAID FILM INTO CONTACT WITH AT LEAST TWO ADDITIONAL SERIALLY CONTIGUOUS SUBSTANTIALLY LPLANAR SURFACES OF EACH SUCCESSIVE LENGTH OF SUBSTRATE TO SUBSTANTIALLY WRTAP SAID SUBSTRATE WITH SAID FILM AND SEVERING SAID FILM INTERMEDIATE SAID SUCCESSIVE LENGTHS OF FILM WRAPPED SUBSTRATE.
References Cited (Backward Citations)
US1465563A
Cited
US2251622A
Cited
US2529859A
Cited
US2737764A
Cited
US2970634A
Cited
US2991214A
Cited
US3133854A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-26 | 1971-09-25 | 1972-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-26 | 1975-09-25 | 1976-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-26 | 1979-09-25 | 1980-03-26 | $7700.00 | Window Closed / Lapsed |