Patent US3166458A successfully refreshed from Google Patents.
US3166458A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Large area sheet sealing
Assignee: Union Carbide Corp
•
Filing: 1961-08-24
•
Granted: 1965-01-19
•
Expires: 1981-08-24
Abstract
No abstract record available.
Inventors
- 👤 Hyman G Chinn
- 👤 Walter H Hessenthaler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:46
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/40; B29C65/42; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/41; B29C66/43; B29C66/435; B29C66/80; B29C66/81; B29C66/816; B29C66/8161; B29C66/82; B29C66/822; B29C66/8223; B29C66/83; B29C66/836; B29C66/8362; B29C66/84; B29C66/865; B29C66/8652; B29C66/86521; B29C66/86523; B29C66/86531; B29C66/86533; B29C66/90; B29C66/91; B29C66/912; B29C66/9121; B29C66/914; B29C66/9141; B29C66/9161; B29C66/91651; B29C66/91653; G; G03; G03B; G03B21/00; G03B21/54; G03B21/64; B29C66/70; B29C66/71; B29C66/93; B29C66/934; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1788; Y10T156/179
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
METHOD OF SEALING STRIPS TO FORM A LARGE AREA SHEET, WHICH COMPRISES LAYING OUT A PAIR OF STRIPS ONE ATOP THE OTHER IN A STAIONARY SUBSTANTIALLY FLAT PARALLEL RELATION WITH THEIR ADJACENT EDGES ALIGNED AND THEIR MARGINS OVERLAPPING, PROGRESSIVELY PICKING UP A LOCALIZED PORTION OF THE UPPER OF SAID MARGINS TO RAISE THE SAME ABOVE THE OTHER, PROGRESSIVELY EXTRUDING A SEALING MEDIUM UNDER SAID RAISED LOCALIZED PORTION, PROGRESSIVELY DEPRESSING SAID UPPER MARGIN BEHIND SAID EXTRUSION OPERATION INTO CONTACT WITH THE LOWER OF SAID OVERLAPPING MARGINS, AND SIMULTANEOUSLY PROGRESSING SAID PICKING UP, EXTRUDING AND DEPRESSING STEPS IN TANDEM LONGITUDINALLY ALONG SAID UPPER MARGIN BY TRACTION ALONG A PATH PARALLEL THERETO.
Claim 2
Dependent Claim
109 words
METHOD OF SEALING STRIPS TO FORM A LARGE AREA SHEET, WHICH COMPRISES LAYING OUT A PAIR OF STRIPS ONE ATOP THE OTHER IN A STAIONARY SUBSTANTIALLY FLAT PARALLEL RELATION WITH THEIR ADJACENT EDGES ALIGNED AND THEIR MARGINS OVERLAPPING, PROGRESSIVELY PICKING UP A LOCALIZED PORTION OF THE UPPER OF SAID MARGINS TO RAISE THE SAME ABOVE THE OTHER, PROGRESSIVELY EXTRUDING A SEALING MEDIUM UNDER SAID RAISED LOCALIZED PORTION, PROGRESSIVELY DEPRESSING SAID UPPER MARGIN BEHIND SAID EXTRUSION OPERATION INTO CONTACT WITH THE LOWER OF SAID OVERLAPPING MARGINS, AND SIMULTANEOUSLY PROGRESSING SAID PICKING UP, EXTRUDING AND DEPRESSING STEPS IN TANDEM LONGITUDINALLY ALONG SAID UPPER MARGIN BY TRACTION ALONG A PATH PARALLEL THERETO.
References Cited (Backward Citations)
US2084625A
Cited
US2069310A
Cited
US2367725A
Cited
US2664938A
Cited
US2740233A
Cited
US3008863A
Cited
US3008862A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-19 | 1968-07-20 | 1969-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-19 | 1972-07-20 | 1973-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-19 | 1976-07-20 | 1977-01-19 | $7700.00 | Window Closed / Lapsed |